[INFO] updating cached repository https://github.com/zhanlanlan/hello_rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5c8e13deae8ad6c34b5ea9b86140ebe993189532 [INFO] checking zhanlanlan/hello_rust against try#f88e9a4452e792c29632101b348a1df9876d45cd for pr-70087 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhanlanlan%2Fhello_rust" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zhanlanlan/hello_rust on toolchain f88e9a4452e792c29632101b348a1df9876d45cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+f88e9a4452e792c29632101b348a1df9876d45cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/zhanlanlan/hello_rust [INFO] finished tweaking git repo https://github.com/zhanlanlan/hello_rust [INFO] tweaked toml for git repo https://github.com/zhanlanlan/hello_rust written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/zhanlanlan/hello_rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+f88e9a4452e792c29632101b348a1df9876d45cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f88e9a4452e792c29632101b348a1df9876d45cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 45c219a66f063c1572e76ddfb601156d4eedc553e0bcf700c786dd3d0970fcd7 [INFO] running `"docker" "start" "-a" "45c219a66f063c1572e76ddfb601156d4eedc553e0bcf700c786dd3d0970fcd7"` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling proc-macro2 v1.0.7 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking indexmap v1.2.0 [INFO] [stderr] Checking pin-project-lite v0.1.2 [INFO] [stderr] Checking typed-arena v1.6.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Checking rustc-hash v1.0.1 [INFO] [stderr] Checking toolshed v0.8.1 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.17 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking tokio-executor v0.1.8 [INFO] [stderr] Checking tokio-sync v0.1.7 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.17 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.19 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-threadpool v0.1.16 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking rayon v1.2.0 [INFO] [stderr] Checking tokio-reactor v0.1.10 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.17 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling tokio-macros v0.2.1 [INFO] [stderr] Checking tokio v0.2.6 [INFO] [stderr] Checking hello_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/rbe/list_dir.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Duration` [INFO] [stderr] --> src/rbe/list_dir.rs:3:17 [INFO] [stderr] | [INFO] [stderr] 3 | use std::time::{Duration, Instant}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/rbe/list_dir.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Duration` [INFO] [stderr] --> src/rbe/list_dir.rs:3:17 [INFO] [stderr] | [INFO] [stderr] 3 | use std::time::{Duration, Instant}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `gene` [INFO] [stderr] --> src/rbe/generate_random.rs:4:4 [INFO] [stderr] | [INFO] [stderr] 4 | fn gene() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/rbe/generate_random.rs:27:8 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `listdir` [INFO] [stderr] --> src/rbe/list_dir.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn listdir(&mut self, path: &PathBuf) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/rbe/list_dir.rs:22:8 [INFO] [stderr] | [INFO] [stderr] 22 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/rbe/ray_.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `sum_of_squares` [INFO] [stderr] --> src/rbe/ray_.rs:16:4 [INFO] [stderr] | [INFO] [stderr] 16 | fn sum_of_squares(input: &Vec) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `gene` [INFO] [stderr] --> src/rbe/generate_random.rs:4:4 [INFO] [stderr] | [INFO] [stderr] 4 | fn gene() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/rbe/generate_random.rs:27:8 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `listdir` [INFO] [stderr] --> src/rbe/list_dir.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn listdir(&mut self, path: &PathBuf) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/rbe/list_dir.rs:22:8 [INFO] [stderr] | [INFO] [stderr] 22 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/rbe/ray_.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `sum_of_squares` [INFO] [stderr] --> src/rbe/ray_.rs:16:4 [INFO] [stderr] | [INFO] [stderr] 16 | fn sum_of_squares(input: &Vec) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 06s [INFO] running `"docker" "inspect" "45c219a66f063c1572e76ddfb601156d4eedc553e0bcf700c786dd3d0970fcd7"` [INFO] running `"docker" "rm" "-f" "45c219a66f063c1572e76ddfb601156d4eedc553e0bcf700c786dd3d0970fcd7"` [INFO] [stdout] 45c219a66f063c1572e76ddfb601156d4eedc553e0bcf700c786dd3d0970fcd7