[INFO] updating cached repository https://github.com/bgermann/offwall
[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] 666b11ebceaa57bbb54ea8eb72e510a50e9c88d4
[INFO] checking bgermann/offwall against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbgermann%2Foffwall" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bgermann/offwall on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/bgermann/offwall
[INFO] finished tweaking git repo https://github.com/bgermann/offwall
[INFO] tweaked toml for git repo https://github.com/bgermann/offwall written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/bgermann/offwall already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "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] ac1ca731af9f6469cbdba460d27d5a0295e5e8320e3e49a305b1a17acfed6ca8
[INFO] running `"docker" "start" "-a" "ac1ca731af9f6469cbdba460d27d5a0295e5e8320e3e49a305b1a17acfed6ca8"`
[INFO] [stderr]    Compiling cc v1.0.34
[INFO] [stderr]     Checking log-panics v2.0.0
[INFO] [stderr]     Checking tls-api v0.1.20
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]     Checking ipnetwork v0.14.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking simple_logger v1.0.1
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking notify v4.0.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking backtrace v0.3.14
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking syslog v4.0.1
[INFO] [stderr]     Checking offwall v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]   --> src/conf.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 | use std::fs::File;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]   --> src/conf.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | use std::io::Read;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tls_api`
[INFO] [stderr]   --> src/conf.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 | use tls_api;
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tls_api::TlsAcceptorBuilder`
[INFO] [stderr]   --> src/conf.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 | use tls_api::TlsAcceptorBuilder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]   --> src/conf.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 | use std::fs::File;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]   --> src/conf.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | use std::io::Read;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tls_api`
[INFO] [stderr]   --> src/conf.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 | use tls_api;
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tls_api::TlsAcceptorBuilder`
[INFO] [stderr]   --> src/conf.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 | use tls_api::TlsAcceptorBuilder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/conf.rs:252:21
[INFO] [stderr]     |
[INFO] [stderr] 252 |                 let mut conn = OfConnection::from_str(uri)?;
[INFO] [stderr]     |                     ----^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `P12_KEY`
[INFO] [stderr]   --> src/conf.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | const P12_KEY: &str = "pkcs12";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PASS_KEY`
[INFO] [stderr]   --> src/conf.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | const PASS_KEY: &str = "passwd";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Tls`
[INFO] [stderr]   --> src/openflow/mod.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     Tls(TlsStream<TcpStream>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/conf.rs:252:21
[INFO] [stderr]     |
[INFO] [stderr] 252 |                 let mut conn = OfConnection::from_str(uri)?;
[INFO] [stderr]     |                     ----^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `P12_KEY`
[INFO] [stderr]   --> src/conf.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | const P12_KEY: &str = "pkcs12";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PASS_KEY`
[INFO] [stderr]   --> src/conf.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | const PASS_KEY: &str = "passwd";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Tls`
[INFO] [stderr]   --> src/openflow/mod.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     Tls(TlsStream<TcpStream>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.71s
[INFO] running `"docker" "inspect" "ac1ca731af9f6469cbdba460d27d5a0295e5e8320e3e49a305b1a17acfed6ca8"`
[INFO] running `"docker" "rm" "-f" "ac1ca731af9f6469cbdba460d27d5a0295e5e8320e3e49a305b1a17acfed6ca8"`
[INFO] [stdout] ac1ca731af9f6469cbdba460d27d5a0295e5e8320e3e49a305b1a17acfed6ca8