[INFO] updating cached repository https://github.com/luojia65/rust-test
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be3889db3fca84ab06654127d8d72ce0255e46a6
[INFO] checking luojia65/rust-test against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Frust-test" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luojia65/rust-test on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luojia65/rust-test
[INFO] finished tweaking git repo https://github.com/luojia65/rust-test
[INFO] tweaked toml for git repo https://github.com/luojia65/rust-test written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/luojia65/rust-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 246f521a7520098ddd779e9695be60e5a0df345005bb0cb9c94af769470bcbce
[INFO] running `Command { std: "docker" "start" "-a" "246f521a7520098ddd779e9695be60e5a0df345005bb0cb9c94af769470bcbce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "246f521a7520098ddd779e9695be60e5a0df345005bb0cb9c94af769470bcbce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "246f521a7520098ddd779e9695be60e5a0df345005bb0cb9c94af769470bcbce", kill_on_drop: false }`
[INFO] [stdout] 246f521a7520098ddd779e9695be60e5a0df345005bb0cb9c94af769470bcbce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7db168825ee4fc23b332b1567d6adb3cb67ff8a7c145a82d099cbfc1c8991296
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7db168825ee4fc23b332b1567d6adb3cb67ff8a7c145a82d099cbfc1c8991296", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking rust-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `async_std`
[INFO] [stdout]   --> src/bin/async-lazer-gun.rs:76:3
[INFO] [stdout]    |
[INFO] [stdout] 76 | #[async_std::main]
[INFO] [stdout]    |   ^^^^^^^^^ use of undeclared type or module `async_std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `async_std`
[INFO] [stdout]   --> src/bin/async-two-lazer-guns.rs:82:3
[INFO] [stdout]    |
[INFO] [stdout] 82 | #[async_std::main]
[INFO] [stdout]    |   ^^^^^^^^^ use of undeclared type or module `async_std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `main` has invalid return type `impl std::future::Future`
[INFO] [stdout]   --> src/bin/async-two-lazer-guns.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 | async fn main() {
[INFO] [stdout]    |                 ^ `main` can only return types that implement `std::process::Termination`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `()`, or a `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `async_std`
[INFO] [stdout]   --> src/bin/async-lazer-gun.rs:76:3
[INFO] [stdout]    |
[INFO] [stdout] 76 | #[async_std::main]
[INFO] [stdout]    |   ^^^^^^^^^ use of undeclared type or module `async_std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/bin/async-two-lazer-guns.rs:83:1
[INFO] [stdout]    |
[INFO] [stdout] 83 | async fn main() {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0752.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `main` has invalid return type `impl std::future::Future`
[INFO] [stdout]   --> src/bin/async-lazer-gun.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 | async fn main() {
[INFO] [stdout]    |                 ^ `main` can only return types that implement `std::process::Termination`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `()`, or a `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-test`.
[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] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> src/bin/async-lazer-gun.rs:77:1
[INFO] [stdout]    |
[INFO] [stdout] 77 | async fn main() {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0752.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `h`
[INFO] [stdout]  --> src/bin/u256-parse.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     h: u128,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `l`
[INFO] [stdout]  --> src/bin/u256-parse.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     l: u128,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/bin/u256-parse.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn new(decimal: &str) -> U256 {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7db168825ee4fc23b332b1567d6adb3cb67ff8a7c145a82d099cbfc1c8991296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7db168825ee4fc23b332b1567d6adb3cb67ff8a7c145a82d099cbfc1c8991296", kill_on_drop: false }`
[INFO] [stdout] 7db168825ee4fc23b332b1567d6adb3cb67ff8a7c145a82d099cbfc1c8991296