[INFO] updating cached repository https://github.com/gilcu2/hello_cargo [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] e6a417b071622947dab633ba53d70b96ebb40850 [INFO] checking gilcu2/hello_cargo against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilcu2%2Fhello_cargo" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gilcu2/hello_cargo on toolchain ba72b15666b2491415aec703a02c2364fe5e2790 [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/gilcu2/hello_cargo [INFO] finished tweaking git repo https://github.com/gilcu2/hello_cargo [INFO] tweaked toml for git repo https://github.com/gilcu2/hello_cargo written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/gilcu2/hello_cargo already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] 7ac96c9619d012605aac97f1f1c77be0616b4c9ce095d418af128dd87246be34 [INFO] running `"docker" "start" "-a" "7ac96c9619d012605aac97f1f1c77be0616b4c9ce095d418af128dd87246be34"` [INFO] [stderr] Compiling syn v0.15.33 [INFO] [stderr] Checking bit-vec v0.5.1 [INFO] [stderr] Compiling winapi v0.3.7 [INFO] [stderr] Checking tokio-sync v0.1.5 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling rustlearn v0.5.0 [INFO] [stderr] Compiling derive_builder v0.5.1 [INFO] [stderr] Checking libc v0.2.53 [INFO] [stderr] Checking vpsearch v1.3.5 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Compiling derive_builder_core v0.2.0 [INFO] [stderr] Checking num-bigint v0.2.2 [INFO] [stderr] Checking bit-set v0.5.1 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking socket2 v0.3.8 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking signal-hook-registry v1.0.1 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Checking rulinalg v0.3.7 [INFO] [stderr] Checking ordered_iter v0.1.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking signal-hook v0.1.9 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking resolv-conf v0.6.2 [INFO] [stderr] Checking vectors v0.3.0 [INFO] [stderr] Checking backtrace v0.3.15 [INFO] [stderr] Checking num-rational v0.2.1 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking cgmath v0.16.1 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking rayon v0.8.2 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking optimization v0.1.0 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking tokio-threadpool v0.1.14 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking rusty-machine v0.5.4 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-signal v0.2.7 [INFO] [stderr] Checking tokio v0.1.19 [INFO] [stderr] Checking winconsole v0.10.0 [INFO] [stderr] Checking colored v1.8.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling actix_derive v0.3.2 [INFO] [stderr] Compiling serde_derive v1.0.93 [INFO] [stderr] Compiling derive-new v0.5.6 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking trust-dns-proto v0.6.3 [INFO] [stderr] Checking trust-dns-proto v0.5.0 [INFO] [stderr] Checking rspec v1.0.0-beta.4 [INFO] [stderr] Checking trust-dns-resolver v0.10.3 [INFO] [stderr] Checking actix v0.7.9 [INFO] [stderr] Checking hello_cargo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0580]: `main` function has wrong type [INFO] [stderr] --> src/bin/vptree.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / extern [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | fn main() {} [INFO] [stderr] | |____________^ expected "Rust" fn, found "C" fn [INFO] [stderr] | [INFO] [stderr] = note: expected fn pointer `fn()` [INFO] [stderr] found fn pointer `extern "C" fn()` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0580`. [INFO] [stderr] error: could not compile `hello_cargo`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> tests/arithmetic_rspec.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::Arc` [INFO] [stderr] --> tests/arithmetic_rspec.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::sync::Arc; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "7ac96c9619d012605aac97f1f1c77be0616b4c9ce095d418af128dd87246be34"` [INFO] running `"docker" "rm" "-f" "7ac96c9619d012605aac97f1f1c77be0616b4c9ce095d418af128dd87246be34"` [INFO] [stdout] 7ac96c9619d012605aac97f1f1c77be0616b4c9ce095d418af128dd87246be34