[INFO] fetching crate nc 0.7.3...
[INFO] testing nc-0.7.3 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate nc 0.7.3 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate nc 0.7.3 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nc 0.7.3
[INFO] finished tweaking crates.io crate nc 0.7.3
[INFO] tweaked toml for crates.io crate nc 0.7.3 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate crates.io crate nc 0.7.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdda76436336c7b75817a310e5f4124c8a8efac4eaf056c8470834a77c40cc8b
[INFO] running `Command { std: "docker" "start" "-a" "fdda76436336c7b75817a310e5f4124c8a8efac4eaf056c8470834a77c40cc8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdda76436336c7b75817a310e5f4124c8a8efac4eaf056c8470834a77c40cc8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdda76436336c7b75817a310e5f4124c8a8efac4eaf056c8470834a77c40cc8b", kill_on_drop: false }`
[INFO] [stdout] fdda76436336c7b75817a310e5f4124c8a8efac4eaf056c8470834a77c40cc8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37855553bef919e1153976f826eccdc3ebd4b9d56cd3cf954dd9dd30ae0c1f94
[INFO] running `Command { std: "docker" "start" "-a" "37855553bef919e1153976f826eccdc3ebd4b9d56cd3cf954dd9dd30ae0c1f94", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling nc v0.7.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.60s
[INFO] running `Command { std: "docker" "inspect" "37855553bef919e1153976f826eccdc3ebd4b9d56cd3cf954dd9dd30ae0c1f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37855553bef919e1153976f826eccdc3ebd4b9d56cd3cf954dd9dd30ae0c1f94", kill_on_drop: false }`
[INFO] [stdout] 37855553bef919e1153976f826eccdc3ebd4b9d56cd3cf954dd9dd30ae0c1f94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42b727e4767bbbdd0de46bcec1bf4fb44ea4f6b389e323dd3b6e0a04c22b534b
[INFO] running `Command { std: "docker" "start" "-a" "42b727e4767bbbdd0de46bcec1bf4fb44ea4f6b389e323dd3b6e0a04c22b534b", kill_on_drop: false }`
[INFO] [stderr]    Compiling nc v0.7.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/socket.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | /     loop {
[INFO] [stdout] 28 | |         let mut conn_addr = nc::sockaddr_in_t::default();
[INFO] [stdout] 29 | |         let mut conn_addr_len: nc::socklen_t = 0;
[INFO] [stdout] 30 | |         let conn_fd = nc::accept(listen_fd, &mut conn_addr, &mut conn_addr_len)?;
[INFO] [stdout] 31 | |         println!("conn_fd: {:?}", conn_fd);
[INFO] [stdout] 32 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 33 | 
[INFO] [stdout] 34 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::mem::size_of_val`
[INFO] [stdout]  --> examples/sched.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::mem::size_of_val;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]    --> src/lib.rs:109:1
[INFO] [stdout]     |
[INFO] [stdout] 109 | #[macro_use]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "42b727e4767bbbdd0de46bcec1bf4fb44ea4f6b389e323dd3b6e0a04c22b534b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42b727e4767bbbdd0de46bcec1bf4fb44ea4f6b389e323dd3b6e0a04c22b534b", kill_on_drop: false }`
[INFO] [stdout] 42b727e4767bbbdd0de46bcec1bf4fb44ea4f6b389e323dd3b6e0a04c22b534b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8bff15bc09ce133ee8f7a72bff883776a6b14b522eeaf9c050a600b8323acc37
[INFO] running `Command { std: "docker" "start" "-a" "8bff15bc09ce133ee8f7a72bff883776a6b14b522eeaf9c050a600b8323acc37", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]    --> src/lib.rs:109:1
[INFO] [stderr]     |
[INFO] [stderr] 109 | #[macro_use]
[INFO] [stderr]     | ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nc` (lib test) generated 1 warning
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> examples/socket.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | /     loop {
[INFO] [stderr] 28 | |         let mut conn_addr = nc::sockaddr_in_t::default();
[INFO] [stderr] 29 | |         let mut conn_addr_len: nc::socklen_t = 0;
[INFO] [stderr] 30 | |         let conn_fd = nc::accept(listen_fd, &mut conn_addr, &mut conn_addr_len)?;
[INFO] [stderr] 31 | |         println!("conn_fd: {:?}", conn_fd);
[INFO] [stderr] 32 | |     }
[INFO] [stderr]    | |_____- any code following this expression is unreachable
[INFO] [stderr] 33 | 
[INFO] [stderr] 34 |       Ok(())
[INFO] [stderr]    |       ^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::mem::size_of_val`
[INFO] [stderr]  --> examples/sched.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::mem::size_of_val;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nc` (example "socket") generated 1 warning
[INFO] [stderr] warning: `nc` (example "sched") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nc-e85ec87c628b14d7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nc
[INFO] [stdout] 
[INFO] [stdout] running 216 tests
[INFO] [stdout] test src/lib.rs - (line 59) ... FAILED
[INFO] [stdout] test src/platform/linux-x86_64/call.rs - platform::call::getdents64 (line 1408) ... FAILED
[INFO] [stdout] test src/platform/linux-x86_64/call.rs - platform::call::llistxattr (line 2399) ... FAILED
[INFO] [stdout] test src/platform/linux-x86_64/call.rs - platform::call::iopl (line 1957) ... FAILED
[INFO] [stdout] test src/platform/linux-x86_64/call.rs - platform::call::msgget (line 3195) ... FAILED
[INFO] [stdout] test src/platform/linux-x86_64/call.rs - platform::call::execveat (line 729) ... FAILED
[INFO] [stdout] test src/platform/linux-x86_64/call.rs - platform::call::fadvise64 (line 791) ... FAILED
[INFO] [stdout] test src/platform/linux-x86_64/call.rs - platform::call::futimesat (line 1302) ... FAILED
[INFO] [stdout] test src/platform/linux-x86_64/call.rs - platform::call::fsetxattr (line 1145) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name nc --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps -L native=/opt/rustwide/target/debug/build/nc-efb831183fdaa184/out --extern nc=/opt/rustwide/target/debug/deps/libnc-ca3c56bcf3e55434.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8bff15bc09ce133ee8f7a72bff883776a6b14b522eeaf9c050a600b8323acc37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bff15bc09ce133ee8f7a72bff883776a6b14b522eeaf9c050a600b8323acc37", kill_on_drop: false }`
[INFO] [stdout] 8bff15bc09ce133ee8f7a72bff883776a6b14b522eeaf9c050a600b8323acc37
