[INFO] cloning repository https://github.com/minus3theta/oreilly-concurrent
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/minus3theta/oreilly-concurrent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminus3theta%2Foreilly-concurrent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminus3theta%2Foreilly-concurrent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c01778efe0ed25740abb77118540d29165f3d02
[INFO] checking minus3theta/oreilly-concurrent against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminus3theta%2Foreilly-concurrent" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/minus3theta/oreilly-concurrent
[INFO] finished tweaking git repo https://github.com/minus3theta/oreilly-concurrent
[INFO] tweaked toml for git repo https://github.com/minus3theta/oreilly-concurrent written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/minus3theta/oreilly-concurrent on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/minus3theta/oreilly-concurrent already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `c3_barrier` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c3_barrier
[INFO] [stderr]   |                                                  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `c3-barrier`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c3_barrier.rs
[INFO] [stderr] 1 + src/bin/c3-barrier.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c3_channel` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c3_channel
[INFO] [stderr]   |                                                  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c3-channel`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c3_channel.rs
[INFO] [stderr] 1 + src/bin/c3-channel.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c3_condvar` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c3_condvar
[INFO] [stderr]   |                                                  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c3-condvar`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c3_condvar.rs
[INFO] [stderr] 1 + src/bin/c3-condvar.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c3_mutex` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c3_mutex
[INFO] [stderr]   |                                                  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c3-mutex`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c3_mutex.rs
[INFO] [stderr] 1 + src/bin/c3-mutex.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c3_rwlock` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c3_rwlock
[INFO] [stderr]   |                                                  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c3-rwlock`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c3_rwlock.rs
[INFO] [stderr] 1 + src/bin/c3-rwlock.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c3_semaphore` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c3_semaphore
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c3-semaphore`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c3_semaphore.rs
[INFO] [stderr] 1 + src/bin/c3-semaphore.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c4_banker` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c4_banker
[INFO] [stderr]   |                                                  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c4-banker`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c4_banker.rs
[INFO] [stderr] 1 + src/bin/c4-banker.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c4_membarrier` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c4_membarrier
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c4-membarrier`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c4_membarrier.rs
[INFO] [stderr] 1 + src/bin/c4-membarrier.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c4_signal` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c4_signal
[INFO] [stderr]   |                                                  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c4-signal`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c4_signal.rs
[INFO] [stderr] 1 + src/bin/c4-signal.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c5_async_io` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c5_async_io
[INFO] [stderr]   |                                                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c5-async-io`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c5_async_io.rs
[INFO] [stderr] 1 + src/bin/c5-async-io.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c5_scheduling` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c5_scheduling
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c5-scheduling`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c5_scheduling.rs
[INFO] [stderr] 1 + src/bin/c5-scheduling.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c5_tokio` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c5_tokio
[INFO] [stderr]   |                                                  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c5-tokio`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c5_tokio.rs
[INFO] [stderr] 1 + src/bin/c5-tokio.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c7_fairlock` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c7_fairlock
[INFO] [stderr]   |                                                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c7-fairlock`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c7_fairlock.rs
[INFO] [stderr] 1 + src/bin/c7-fairlock.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c7_mcslock` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c7_mcslock
[INFO] [stderr]   |                                                  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c7-mcslock`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c7_mcslock.rs
[INFO] [stderr] 1 + src/bin/c7-mcslock.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c7_stm` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc2/source/target/.../c7_stm
[INFO] [stderr]   |                                                  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c7-stm`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c7_stm.rs
[INFO] [stderr] 1 + src/bin/c7-stm.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `oreilly-concurrent` (manifest) generated 15 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 72afb1238d6ba76692db4d96bc6c5cc99384042ccd9b59670ca2a36adf686690
[INFO] running `Command { std: "docker" "start" "72afb1238d6ba76692db4d96bc6c5cc99384042ccd9b59670ca2a36adf686690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72afb1238d6ba76692db4d96bc6c5cc99384042ccd9b59670ca2a36adf686690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "72afb1238d6ba76692db4d96bc6c5cc99384042ccd9b59670ca2a36adf686690" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72afb1238d6ba76692db4d96bc6c5cc99384042ccd9b59670ca2a36adf686690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "72afb1238d6ba76692db4d96bc6c5cc99384042ccd9b59670ca2a36adf686690" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `c3_barrier` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c3_barrier
[INFO] [stderr]   |                          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `c3-barrier`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c3_barrier.rs
[INFO] [stderr] 1 + src/bin/c3-barrier.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c3_channel` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c3_channel
[INFO] [stderr]   |                          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c3-channel`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c3_channel.rs
[INFO] [stderr] 1 + src/bin/c3-channel.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c3_condvar` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c3_condvar
[INFO] [stderr]   |                          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c3-condvar`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c3_condvar.rs
[INFO] [stderr] 1 + src/bin/c3-condvar.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c3_mutex` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c3_mutex
[INFO] [stderr]   |                          ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c3-mutex`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c3_mutex.rs
[INFO] [stderr] 1 + src/bin/c3-mutex.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c3_rwlock` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c3_rwlock
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c3-rwlock`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c3_rwlock.rs
[INFO] [stderr] 1 + src/bin/c3-rwlock.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c3_semaphore` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c3_semaphore
[INFO] [stderr]   |                          ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c3-semaphore`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c3_semaphore.rs
[INFO] [stderr] 1 + src/bin/c3-semaphore.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c4_banker` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c4_banker
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c4-banker`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c4_banker.rs
[INFO] [stderr] 1 + src/bin/c4-banker.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c4_membarrier` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c4_membarrier
[INFO] [stderr]   |                          ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c4-membarrier`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c4_membarrier.rs
[INFO] [stderr] 1 + src/bin/c4-membarrier.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c4_signal` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c4_signal
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c4-signal`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c4_signal.rs
[INFO] [stderr] 1 + src/bin/c4-signal.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c5_async_io` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c5_async_io
[INFO] [stderr]   |                          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c5-async-io`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c5_async_io.rs
[INFO] [stderr] 1 + src/bin/c5-async-io.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c5_scheduling` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c5_scheduling
[INFO] [stderr]   |                          ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c5-scheduling`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c5_scheduling.rs
[INFO] [stderr] 1 + src/bin/c5-scheduling.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c5_tokio` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c5_tokio
[INFO] [stderr]   |                          ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c5-tokio`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c5_tokio.rs
[INFO] [stderr] 1 + src/bin/c5-tokio.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c7_fairlock` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c7_fairlock
[INFO] [stderr]   |                          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c7-fairlock`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c7_fairlock.rs
[INFO] [stderr] 1 + src/bin/c7-fairlock.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c7_mcslock` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c7_mcslock
[INFO] [stderr]   |                          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c7-mcslock`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c7_mcslock.rs
[INFO] [stderr] 1 + src/bin/c7-mcslock.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `c7_stm` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../c7_stm
[INFO] [stderr]   |                          ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `c7-stm`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/c7_stm.rs
[INFO] [stderr] 1 + src/bin/c7-stm.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `oreilly-concurrent` (manifest) generated 15 warnings
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking nix v0.22.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.22.1/src/unistd.rs:853:56
[INFO] [stdout]     |
[INFO] [stdout] 853 |                       args_p.as_ptr(), env_p.as_ptr(), flags);
[INFO] [stdout]     |                                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `AtFlags` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.22.1/src/unistd.rs:853:56
[INFO] [stdout]     |
[INFO] [stdout] 853 |                       args_p.as_ptr(), env_p.as_ptr(), flags);
[INFO] [stdout]     |                                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout]     = note: requested on the command line with `--force-warn invalid-c-variadic-arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr] error: could not compile `nix` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "72afb1238d6ba76692db4d96bc6c5cc99384042ccd9b59670ca2a36adf686690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72afb1238d6ba76692db4d96bc6c5cc99384042ccd9b59670ca2a36adf686690", kill_on_drop: false }`
[INFO] [stdout] 72afb1238d6ba76692db4d96bc6c5cc99384042ccd9b59670ca2a36adf686690
