[INFO] cloning repository https://github.com/Lashi0812/OSinRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lashi0812/OSinRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLashi0812%2FOSinRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLashi0812%2FOSinRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb9b5cc85f606cfe3344a0c0d4b2a9951eaf38e9
[INFO] checking Lashi0812/OSinRust against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLashi0812%2FOSinRust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Lashi0812/OSinRust
[INFO] finished tweaking git repo https://github.com/Lashi0812/OSinRust
[INFO] tweaked toml for git repo https://github.com/Lashi0812/OSinRust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Lashi0812/OSinRust on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Lashi0812/OSinRust 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `ch_07_thread_mutex` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../ch_07_thread_mutex
[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 `ch-07-thread-mutex`, convert `package.name`
[INFO] [stderr]   --> ch_07_thread_mutex/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "ch_07_thread_mutex"
[INFO] [stderr]  2 + name = "ch-07-thread-mutex"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch-07-thread-mutex`, specify `bin.name`
[INFO] [stderr]   --> ch_07_thread_mutex/Cargo.toml:7:15
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ rand = "0.8.5"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "ch-07-thread-mutex"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ch_07_thread_mutex` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_04_signal` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../ch_04_signal
[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 `ch-04-signal`, convert `package.name`
[INFO] [stderr]   --> ch_04_signal/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "ch_04_signal"
[INFO] [stderr]  2 + name = "ch-04-signal"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch-04-signal`, specify `bin.name`
[INFO] [stderr]   --> ch_04_signal/Cargo.toml:7:51
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ nix = { version = "0.29", features = ["signal"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "ch-04-signal"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ch_04_signal` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_03_byte_write` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc1/source/target/.../ch_03_byte_write
[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 `ch-03-byte-write`, convert `package.name`
[INFO] [stderr]  --> ch_03_byte_write/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "ch_03_byte_write"
[INFO] [stderr] 2 + name = "ch-03-byte-write"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ch-03-byte-write`, specify `bin.name`
[INFO] [stderr]  --> ch_03_byte_write/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "ch-03-byte-write"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `ch_03_byte_write` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_06_thread_counter` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc1/source/target/.../ch_06_thread_counter
[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 `ch-06-thread-counter`, convert `package.name`
[INFO] [stderr]  --> ch_06_thread_counter/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "ch_06_thread_counter"
[INFO] [stderr] 2 + name = "ch-06-thread-counter"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ch-06-thread-counter`, specify `bin.name`
[INFO] [stderr]  --> ch_06_thread_counter/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "ch-06-thread-counter"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `ch_06_thread_counter` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_05_fork` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../ch_05_fork
[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 `ch-05-fork`, convert `package.name`
[INFO] [stderr]   --> ch_05_fork/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "ch_05_fork"
[INFO] [stderr]  2 + name = "ch-05-fork"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch-05-fork`, specify `bin.name`
[INFO] [stderr]   --> ch_05_fork/Cargo.toml:7:51
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ nix = { version = "0.29", features = ["signal"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "ch-05-fork"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ch_05_fork` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_04_signal_logger` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../ch_04_signal_logger
[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 `ch-04-signal-logger`, convert `package.name`
[INFO] [stderr]   --> ch_04_signal_logger/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "ch_04_signal_logger"
[INFO] [stderr]  2 + name = "ch-04-signal-logger"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch-04-signal-logger`, specify `bin.name`
[INFO] [stderr]   --> ch_04_signal_logger/Cargo.toml:7:51
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ nix = { version = "0.29", features = ["signal"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "ch-04-signal-logger"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ch_04_signal_logger` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_03a_simple_print_strace` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc1/source/target/.../ch_03a_simple_print_strace
[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 `ch-03a-simple-print-strace`, convert `package.name`
[INFO] [stderr]  --> ch_03a_simple_print_strace/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "ch_03a_simple_print_strace"
[INFO] [stderr] 2 + name = "ch-03a-simple-print-strace"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ch-03a-simple-print-strace`, specify `bin.name`
[INFO] [stderr]  --> ch_03a_simple_print_strace/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "ch-03a-simple-print-strace"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `ch_03a_simple_print_strace` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_01_os_timing` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../ch_01_os_timing
[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 `ch-01-os-timing`, convert `package.name`
[INFO] [stderr]   --> ch_01_os_timing/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "ch_01_os_timing"
[INFO] [stderr]  2 + name = "ch-01-os-timing"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch-01-os-timing`, specify `bin.name`
[INFO] [stderr]   --> ch_01_os_timing/Cargo.toml:7:17
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ libc = "0.2.139"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "ch-01-os-timing"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ch_01_os_timing` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_02_stack` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc1/source/target/.../ch_02_stack
[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 `ch-02-stack`, convert `package.name`
[INFO] [stderr]  --> ch_02_stack/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "ch_02_stack"
[INFO] [stderr] 2 + name = "ch-02-stack"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ch-02-stack`, specify `bin.name`
[INFO] [stderr]  --> ch_02_stack/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "ch-02-stack"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `ch_02_stack` (manifest) generated 1 warning
[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-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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] 808bc9bd59100782d9498956155f86f7ebf94773a8e9ed3f69895d0253c530b0
[INFO] running `Command { std: "docker" "start" "808bc9bd59100782d9498956155f86f7ebf94773a8e9ed3f69895d0253c530b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "808bc9bd59100782d9498956155f86f7ebf94773a8e9ed3f69895d0253c530b0", 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" "808bc9bd59100782d9498956155f86f7ebf94773a8e9ed3f69895d0253c530b0" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "808bc9bd59100782d9498956155f86f7ebf94773a8e9ed3f69895d0253c530b0", 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" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "808bc9bd59100782d9498956155f86f7ebf94773a8e9ed3f69895d0253c530b0" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `ch_02_stack` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../ch_02_stack
[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 `ch-02-stack`, convert `package.name`
[INFO] [stderr]  --> ch_02_stack/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "ch_02_stack"
[INFO] [stderr] 2 + name = "ch-02-stack"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ch-02-stack`, specify `bin.name`
[INFO] [stderr]  --> ch_02_stack/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "ch-02-stack"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `ch_02_stack` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_03a_simple_print_strace` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../ch_03a_simple_print_strace
[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 `ch-03a-simple-print-strace`, convert `package.name`
[INFO] [stderr]  --> ch_03a_simple_print_strace/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "ch_03a_simple_print_strace"
[INFO] [stderr] 2 + name = "ch-03a-simple-print-strace"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ch-03a-simple-print-strace`, specify `bin.name`
[INFO] [stderr]  --> ch_03a_simple_print_strace/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "ch-03a-simple-print-strace"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `ch_03a_simple_print_strace` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_01_os_timing` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../ch_01_os_timing
[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 `ch-01-os-timing`, convert `package.name`
[INFO] [stderr]   --> ch_01_os_timing/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "ch_01_os_timing"
[INFO] [stderr]  2 + name = "ch-01-os-timing"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch-01-os-timing`, specify `bin.name`
[INFO] [stderr]   --> ch_01_os_timing/Cargo.toml:7:17
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ libc = "0.2.139"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "ch-01-os-timing"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ch_01_os_timing` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_04_signal` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../ch_04_signal
[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 `ch-04-signal`, convert `package.name`
[INFO] [stderr]   --> ch_04_signal/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "ch_04_signal"
[INFO] [stderr]  2 + name = "ch-04-signal"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch-04-signal`, specify `bin.name`
[INFO] [stderr]   --> ch_04_signal/Cargo.toml:7:51
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ nix = { version = "0.29", features = ["signal"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "ch-04-signal"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ch_04_signal` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_03_byte_write` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../ch_03_byte_write
[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 `ch-03-byte-write`, convert `package.name`
[INFO] [stderr]  --> ch_03_byte_write/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "ch_03_byte_write"
[INFO] [stderr] 2 + name = "ch-03-byte-write"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ch-03-byte-write`, specify `bin.name`
[INFO] [stderr]  --> ch_03_byte_write/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "ch-03-byte-write"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `ch_03_byte_write` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_07_thread_mutex` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../ch_07_thread_mutex
[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 `ch-07-thread-mutex`, convert `package.name`
[INFO] [stderr]   --> ch_07_thread_mutex/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "ch_07_thread_mutex"
[INFO] [stderr]  2 + name = "ch-07-thread-mutex"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch-07-thread-mutex`, specify `bin.name`
[INFO] [stderr]   --> ch_07_thread_mutex/Cargo.toml:7:15
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ rand = "0.8.5"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "ch-07-thread-mutex"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ch_07_thread_mutex` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_06_thread_counter` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../ch_06_thread_counter
[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 `ch-06-thread-counter`, convert `package.name`
[INFO] [stderr]  --> ch_06_thread_counter/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "ch_06_thread_counter"
[INFO] [stderr] 2 + name = "ch-06-thread-counter"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ch-06-thread-counter`, specify `bin.name`
[INFO] [stderr]  --> ch_06_thread_counter/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "ch-06-thread-counter"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `ch_06_thread_counter` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_05_fork` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../ch_05_fork
[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 `ch-05-fork`, convert `package.name`
[INFO] [stderr]   --> ch_05_fork/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "ch_05_fork"
[INFO] [stderr]  2 + name = "ch-05-fork"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch-05-fork`, specify `bin.name`
[INFO] [stderr]   --> ch_05_fork/Cargo.toml:7:51
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ nix = { version = "0.29", features = ["signal"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "ch-05-fork"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ch_05_fork` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `ch_04_signal_logger` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../ch_04_signal_logger
[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 `ch-04-signal-logger`, convert `package.name`
[INFO] [stderr]   --> ch_04_signal_logger/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "ch_04_signal_logger"
[INFO] [stderr]  2 + name = "ch-04-signal-logger"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch-04-signal-logger`, specify `bin.name`
[INFO] [stderr]   --> ch_04_signal_logger/Cargo.toml:7:51
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ nix = { version = "0.29", features = ["signal"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "ch-04-signal-logger"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `ch_04_signal_logger` (manifest) generated 1 warning
[INFO] [stderr]     Checking ch_06_thread_counter v0.1.0 (/opt/rustwide/workdir/ch_06_thread_counter)
[INFO] [stderr]     Checking ch_02_stack v0.1.0 (/opt/rustwide/workdir/ch_02_stack)
[INFO] [stderr]     Checking ch_03_byte_write v0.1.0 (/opt/rustwide/workdir/ch_03_byte_write)
[INFO] [stderr]     Checking ch_03a_simple_print_strace v0.1.0 (/opt/rustwide/workdir/ch_03a_simple_print_strace)
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking ch_01_os_timing v0.1.0 (/opt/rustwide/workdir/ch_01_os_timing)
[INFO] [stderr]    Compiling syn v2.0.82
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> ch_02_stack/src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 | fn f(depth: i32, bottom: usize) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] ...
[INFO] [stdout] 12 |     f(depth + 1, bottom)
[INFO] [stdout]    |     -------------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> ch_02_stack/src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 | fn f(depth: i32, bottom: usize) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] ...
[INFO] [stdout] 12 |     f(depth + 1, bottom)
[INFO] [stdout]    |     -------------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::u64`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> ch_03_byte_write/src/main.rs:1:53
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, io::Write, os::unix::fs::MetadataExt, u64};
[INFO] [stdout]   |                                                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::u64`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> ch_03_byte_write/src/main.rs:1:53
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs, io::Write, os::unix::fs::MetadataExt, u64};
[INFO] [stdout]   |                                                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ch_04_signal v0.1.0 (/opt/rustwide/workdir/ch_04_signal)
[INFO] [stderr]     Checking ch_05_fork v0.1.0 (/opt/rustwide/workdir/ch_05_fork)
[INFO] [stderr]     Checking ch_04_signal_logger v0.1.0 (/opt/rustwide/workdir/ch_04_signal_logger)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> ch_05_fork/src/main.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 15 | /             execvp(&CString::new("ls").unwrap(), &[CString::new("ls").unwrap()])
[INFO] [stdout] 16 | |                 .expect("execlp failed");
[INFO] [stdout]    | |________________________________________- any code following this expression is unreachable
[INFO] [stdout] 17 |               exit(1);
[INFO] [stdout]    |               ^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> ch_05_fork/src/main.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 15 | /             execvp(&CString::new("ls").unwrap(), &[CString::new("ls").unwrap()])
[INFO] [stdout] 16 | |                 .expect("execlp failed");
[INFO] [stdout]    | |________________________________________- any code following this expression is unreachable
[INFO] [stdout] 17 |               exit(1);
[INFO] [stdout]    |               ^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ch_07_thread_mutex v0.1.0 (/opt/rustwide/workdir/ch_07_thread_mutex)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.84s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.29.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "808bc9bd59100782d9498956155f86f7ebf94773a8e9ed3f69895d0253c530b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "808bc9bd59100782d9498956155f86f7ebf94773a8e9ed3f69895d0253c530b0", kill_on_drop: false }`
[INFO] [stdout] 808bc9bd59100782d9498956155f86f7ebf94773a8e9ed3f69895d0253c530b0
