[INFO] cloning repository https://github.com/ZhongChan/head_first_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZhongChan/head_first_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhongChan%2Fhead_first_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhongChan%2Fhead_first_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6a55e1289bc369e951b18969628a1dbe52adcb7
[INFO] checking ZhongChan/head_first_rust 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%2FZhongChan%2Fhead_first_rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ZhongChan/head_first_rust
[INFO] finished tweaking git repo https://github.com/ZhongChan/head_first_rust
[INFO] tweaked toml for git repo https://github.com/ZhongChan/head_first_rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ZhongChan/head_first_rust 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/ZhongChan/head_first_rust 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 `ch2_1` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_1
[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 `ch2-1`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "ch2_1"
[INFO] [stderr] 2 + name = "ch2-1"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `ch2_10_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_10_0
[INFO] [stderr]    |                                                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-10-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:98:8
[INFO] [stderr]    |
[INFO] [stderr] 98 - name = "ch2_10_0"
[INFO] [stderr] 98 + name = "ch2-10-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2
[INFO] [stderr]   |                                                  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ch2-2`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 - name = "ch2_2"
[INFO] [stderr] 6 + name = "ch2-2"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `ch2_2_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 - name = "ch2_2_1"
[INFO] [stderr] 10 + name = "ch2-2-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 - name = "ch2_2_2"
[INFO] [stderr] 14 + name = "ch2-2-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 - name = "ch2_2_3"
[INFO] [stderr] 18 + name = "ch2-2-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 - name = "ch2_2_4"
[INFO] [stderr] 22 + name = "ch2-2-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_3_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_3_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-3-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 - name = "ch2_3_1"
[INFO] [stderr] 26 + name = "ch2-3-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_3_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_3_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-3-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 - name = "ch2_3_2"
[INFO] [stderr] 30 + name = "ch2-3-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 - name = "ch2_4_1"
[INFO] [stderr] 34 + name = "ch2-4-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 - name = "ch2_4_2"
[INFO] [stderr] 38 + name = "ch2-4-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 - name = "ch2_4_3"
[INFO] [stderr] 42 + name = "ch2-4-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 - name = "ch2_4_4"
[INFO] [stderr] 46 + name = "ch2-4-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_5` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_5
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-5`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 - name = "ch2_4_5"
[INFO] [stderr] 50 + name = "ch2-4-5"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_5_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_5_2
[INFO] [stderr]    |                                                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-5-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:54:8
[INFO] [stderr]    |
[INFO] [stderr] 54 - name = "ch2_4_5_2"
[INFO] [stderr] 54 + name = "ch2-4-5-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_5_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_5_0
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-5-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 - name = "ch2_5_0"
[INFO] [stderr] 58 + name = "ch2-5-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_6_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_6_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-6-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:62:8
[INFO] [stderr]    |
[INFO] [stderr] 62 - name = "ch2_6_1"
[INFO] [stderr] 62 + name = "ch2-6-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_6_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_6_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-6-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 - name = "ch2_6_3"
[INFO] [stderr] 66 + name = "ch2-6-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_7_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_7_0
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-7-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:70:8
[INFO] [stderr]    |
[INFO] [stderr] 70 - name = "ch2_7_0"
[INFO] [stderr] 70 + name = "ch2-7-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 - name = "ch2_8_1"
[INFO] [stderr] 74 + name = "ch2-8-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 - name = "ch2_8_2"
[INFO] [stderr] 78 + name = "ch2-8-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:82:8
[INFO] [stderr]    |
[INFO] [stderr] 82 - name = "ch2_8_3"
[INFO] [stderr] 82 + name = "ch2-8-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:86:8
[INFO] [stderr]    |
[INFO] [stderr] 86 - name = "ch2_8_4"
[INFO] [stderr] 86 + name = "ch2-8-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_9_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_9_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-9-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:90:8
[INFO] [stderr]    |
[INFO] [stderr] 90 - name = "ch2_9_1"
[INFO] [stderr] 90 + name = "ch2-9-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_9_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_9_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-9-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:94:8
[INFO] [stderr]    |
[INFO] [stderr] 94 - name = "ch2_9_2"
[INFO] [stderr] 94 + name = "ch2-9-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: `head_first_rust` (manifest) generated 25 warnings
[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-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] [stderr] Error response from daemon: write /var/lib/containerd/io.containerd.metadata.v1.bolt/meta.db: no space left on device
[INFO] checking ZhongChan/head_first_rust 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%2FZhongChan%2Fhead_first_rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ZhongChan/head_first_rust
[INFO] finished tweaking git repo https://github.com/ZhongChan/head_first_rust
[INFO] tweaked toml for git repo https://github.com/ZhongChan/head_first_rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ZhongChan/head_first_rust 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/ZhongChan/head_first_rust 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 `ch2_1` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_1
[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 `ch2-1`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "ch2_1"
[INFO] [stderr] 2 + name = "ch2-1"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `ch2_10_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_10_0
[INFO] [stderr]    |                                                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-10-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:98:8
[INFO] [stderr]    |
[INFO] [stderr] 98 - name = "ch2_10_0"
[INFO] [stderr] 98 + name = "ch2-10-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2
[INFO] [stderr]   |                                                  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ch2-2`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 - name = "ch2_2"
[INFO] [stderr] 6 + name = "ch2-2"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `ch2_2_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 - name = "ch2_2_1"
[INFO] [stderr] 10 + name = "ch2-2-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 - name = "ch2_2_2"
[INFO] [stderr] 14 + name = "ch2-2-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 - name = "ch2_2_3"
[INFO] [stderr] 18 + name = "ch2-2-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 - name = "ch2_2_4"
[INFO] [stderr] 22 + name = "ch2-2-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_3_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_3_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-3-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 - name = "ch2_3_1"
[INFO] [stderr] 26 + name = "ch2-3-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_3_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_3_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-3-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 - name = "ch2_3_2"
[INFO] [stderr] 30 + name = "ch2-3-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 - name = "ch2_4_1"
[INFO] [stderr] 34 + name = "ch2-4-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 - name = "ch2_4_2"
[INFO] [stderr] 38 + name = "ch2-4-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 - name = "ch2_4_3"
[INFO] [stderr] 42 + name = "ch2-4-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 - name = "ch2_4_4"
[INFO] [stderr] 46 + name = "ch2-4-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_5` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_5
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-5`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 - name = "ch2_4_5"
[INFO] [stderr] 50 + name = "ch2-4-5"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_5_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_5_2
[INFO] [stderr]    |                                                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-5-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:54:8
[INFO] [stderr]    |
[INFO] [stderr] 54 - name = "ch2_4_5_2"
[INFO] [stderr] 54 + name = "ch2-4-5-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_5_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_5_0
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-5-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 - name = "ch2_5_0"
[INFO] [stderr] 58 + name = "ch2-5-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_6_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_6_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-6-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:62:8
[INFO] [stderr]    |
[INFO] [stderr] 62 - name = "ch2_6_1"
[INFO] [stderr] 62 + name = "ch2-6-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_6_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_6_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-6-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 - name = "ch2_6_3"
[INFO] [stderr] 66 + name = "ch2-6-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_7_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_7_0
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-7-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:70:8
[INFO] [stderr]    |
[INFO] [stderr] 70 - name = "ch2_7_0"
[INFO] [stderr] 70 + name = "ch2-7-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 - name = "ch2_8_1"
[INFO] [stderr] 74 + name = "ch2-8-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 - name = "ch2_8_2"
[INFO] [stderr] 78 + name = "ch2-8-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:82:8
[INFO] [stderr]    |
[INFO] [stderr] 82 - name = "ch2_8_3"
[INFO] [stderr] 82 + name = "ch2-8-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:86:8
[INFO] [stderr]    |
[INFO] [stderr] 86 - name = "ch2_8_4"
[INFO] [stderr] 86 + name = "ch2-8-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_9_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_9_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-9-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:90:8
[INFO] [stderr]    |
[INFO] [stderr] 90 - name = "ch2_9_1"
[INFO] [stderr] 90 + name = "ch2-9-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_9_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_9_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-9-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:94:8
[INFO] [stderr]    |
[INFO] [stderr] 94 - name = "ch2_9_2"
[INFO] [stderr] 94 + name = "ch2-9-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: `head_first_rust` (manifest) generated 25 warnings
[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-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] [stderr] Error response from daemon: write /var/lib/containerd/io.containerd.metadata.v1.bolt/meta.db: no space left on device
[INFO] checking ZhongChan/head_first_rust 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%2FZhongChan%2Fhead_first_rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ZhongChan/head_first_rust
[INFO] finished tweaking git repo https://github.com/ZhongChan/head_first_rust
[INFO] tweaked toml for git repo https://github.com/ZhongChan/head_first_rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ZhongChan/head_first_rust 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/ZhongChan/head_first_rust 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 `ch2_1` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_1
[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 `ch2-1`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "ch2_1"
[INFO] [stderr] 2 + name = "ch2-1"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `ch2_10_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_10_0
[INFO] [stderr]    |                                                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-10-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:98:8
[INFO] [stderr]    |
[INFO] [stderr] 98 - name = "ch2_10_0"
[INFO] [stderr] 98 + name = "ch2-10-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2
[INFO] [stderr]   |                                                  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ch2-2`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 - name = "ch2_2"
[INFO] [stderr] 6 + name = "ch2-2"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `ch2_2_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 - name = "ch2_2_1"
[INFO] [stderr] 10 + name = "ch2-2-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 - name = "ch2_2_2"
[INFO] [stderr] 14 + name = "ch2-2-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 - name = "ch2_2_3"
[INFO] [stderr] 18 + name = "ch2-2-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 - name = "ch2_2_4"
[INFO] [stderr] 22 + name = "ch2-2-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_3_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_3_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-3-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 - name = "ch2_3_1"
[INFO] [stderr] 26 + name = "ch2-3-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_3_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_3_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-3-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 - name = "ch2_3_2"
[INFO] [stderr] 30 + name = "ch2-3-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 - name = "ch2_4_1"
[INFO] [stderr] 34 + name = "ch2-4-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 - name = "ch2_4_2"
[INFO] [stderr] 38 + name = "ch2-4-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 - name = "ch2_4_3"
[INFO] [stderr] 42 + name = "ch2-4-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 - name = "ch2_4_4"
[INFO] [stderr] 46 + name = "ch2-4-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_5` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_5
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-5`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 - name = "ch2_4_5"
[INFO] [stderr] 50 + name = "ch2-4-5"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_5_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_5_2
[INFO] [stderr]    |                                                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-5-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:54:8
[INFO] [stderr]    |
[INFO] [stderr] 54 - name = "ch2_4_5_2"
[INFO] [stderr] 54 + name = "ch2-4-5-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_5_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_5_0
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-5-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 - name = "ch2_5_0"
[INFO] [stderr] 58 + name = "ch2-5-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_6_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_6_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-6-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:62:8
[INFO] [stderr]    |
[INFO] [stderr] 62 - name = "ch2_6_1"
[INFO] [stderr] 62 + name = "ch2-6-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_6_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_6_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-6-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 - name = "ch2_6_3"
[INFO] [stderr] 66 + name = "ch2-6-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_7_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_7_0
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-7-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:70:8
[INFO] [stderr]    |
[INFO] [stderr] 70 - name = "ch2_7_0"
[INFO] [stderr] 70 + name = "ch2-7-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 - name = "ch2_8_1"
[INFO] [stderr] 74 + name = "ch2-8-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 - name = "ch2_8_2"
[INFO] [stderr] 78 + name = "ch2-8-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:82:8
[INFO] [stderr]    |
[INFO] [stderr] 82 - name = "ch2_8_3"
[INFO] [stderr] 82 + name = "ch2-8-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:86:8
[INFO] [stderr]    |
[INFO] [stderr] 86 - name = "ch2_8_4"
[INFO] [stderr] 86 + name = "ch2-8-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_9_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_9_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-9-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:90:8
[INFO] [stderr]    |
[INFO] [stderr] 90 - name = "ch2_9_1"
[INFO] [stderr] 90 + name = "ch2-9-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_9_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_9_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-9-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:94:8
[INFO] [stderr]    |
[INFO] [stderr] 94 - name = "ch2_9_2"
[INFO] [stderr] 94 + name = "ch2-9-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: `head_first_rust` (manifest) generated 25 warnings
[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-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] [stderr] Error response from daemon: write /var/lib/containerd/io.containerd.metadata.v1.bolt/meta.db: no space left on device
[INFO] checking ZhongChan/head_first_rust 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%2FZhongChan%2Fhead_first_rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ZhongChan/head_first_rust
[INFO] finished tweaking git repo https://github.com/ZhongChan/head_first_rust
[INFO] tweaked toml for git repo https://github.com/ZhongChan/head_first_rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ZhongChan/head_first_rust 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/ZhongChan/head_first_rust 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 `ch2_1` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_1
[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 `ch2-1`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "ch2_1"
[INFO] [stderr] 2 + name = "ch2-1"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `ch2_10_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_10_0
[INFO] [stderr]    |                                                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-10-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:98:8
[INFO] [stderr]    |
[INFO] [stderr] 98 - name = "ch2_10_0"
[INFO] [stderr] 98 + name = "ch2-10-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2
[INFO] [stderr]   |                                                  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ch2-2`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 - name = "ch2_2"
[INFO] [stderr] 6 + name = "ch2-2"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `ch2_2_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 - name = "ch2_2_1"
[INFO] [stderr] 10 + name = "ch2-2-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 - name = "ch2_2_2"
[INFO] [stderr] 14 + name = "ch2-2-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 - name = "ch2_2_3"
[INFO] [stderr] 18 + name = "ch2-2-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 - name = "ch2_2_4"
[INFO] [stderr] 22 + name = "ch2-2-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_3_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_3_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-3-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 - name = "ch2_3_1"
[INFO] [stderr] 26 + name = "ch2-3-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_3_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_3_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-3-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 - name = "ch2_3_2"
[INFO] [stderr] 30 + name = "ch2-3-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 - name = "ch2_4_1"
[INFO] [stderr] 34 + name = "ch2-4-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 - name = "ch2_4_2"
[INFO] [stderr] 38 + name = "ch2-4-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 - name = "ch2_4_3"
[INFO] [stderr] 42 + name = "ch2-4-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 - name = "ch2_4_4"
[INFO] [stderr] 46 + name = "ch2-4-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_5` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_5
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-5`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 - name = "ch2_4_5"
[INFO] [stderr] 50 + name = "ch2-4-5"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_5_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_5_2
[INFO] [stderr]    |                                                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-5-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:54:8
[INFO] [stderr]    |
[INFO] [stderr] 54 - name = "ch2_4_5_2"
[INFO] [stderr] 54 + name = "ch2-4-5-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_5_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_5_0
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-5-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 - name = "ch2_5_0"
[INFO] [stderr] 58 + name = "ch2-5-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_6_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_6_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-6-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:62:8
[INFO] [stderr]    |
[INFO] [stderr] 62 - name = "ch2_6_1"
[INFO] [stderr] 62 + name = "ch2-6-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_6_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_6_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-6-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 - name = "ch2_6_3"
[INFO] [stderr] 66 + name = "ch2-6-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_7_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_7_0
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-7-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:70:8
[INFO] [stderr]    |
[INFO] [stderr] 70 - name = "ch2_7_0"
[INFO] [stderr] 70 + name = "ch2-7-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 - name = "ch2_8_1"
[INFO] [stderr] 74 + name = "ch2-8-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 - name = "ch2_8_2"
[INFO] [stderr] 78 + name = "ch2-8-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:82:8
[INFO] [stderr]    |
[INFO] [stderr] 82 - name = "ch2_8_3"
[INFO] [stderr] 82 + name = "ch2-8-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:86:8
[INFO] [stderr]    |
[INFO] [stderr] 86 - name = "ch2_8_4"
[INFO] [stderr] 86 + name = "ch2-8-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_9_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_9_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-9-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:90:8
[INFO] [stderr]    |
[INFO] [stderr] 90 - name = "ch2_9_1"
[INFO] [stderr] 90 + name = "ch2-9-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_9_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_9_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-9-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:94:8
[INFO] [stderr]    |
[INFO] [stderr] 94 - name = "ch2_9_2"
[INFO] [stderr] 94 + name = "ch2-9-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: `head_first_rust` (manifest) generated 25 warnings
[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-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] [stderr] Error response from daemon: write /var/lib/containerd/io.containerd.metadata.v1.bolt/meta.db: no space left on device
[INFO] checking ZhongChan/head_first_rust 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%2FZhongChan%2Fhead_first_rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ZhongChan/head_first_rust
[INFO] finished tweaking git repo https://github.com/ZhongChan/head_first_rust
[INFO] tweaked toml for git repo https://github.com/ZhongChan/head_first_rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ZhongChan/head_first_rust 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/ZhongChan/head_first_rust 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 `ch2_1` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_1
[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 `ch2-1`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "ch2_1"
[INFO] [stderr] 2 + name = "ch2-1"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `ch2_10_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_10_0
[INFO] [stderr]    |                                                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-10-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:98:8
[INFO] [stderr]    |
[INFO] [stderr] 98 - name = "ch2_10_0"
[INFO] [stderr] 98 + name = "ch2-10-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2
[INFO] [stderr]   |                                                  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `ch2-2`, convert `bin.name`
[INFO] [stderr]  --> Cargo.toml:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 - name = "ch2_2"
[INFO] [stderr] 6 + name = "ch2-2"
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `ch2_2_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 - name = "ch2_2_1"
[INFO] [stderr] 10 + name = "ch2-2-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 - name = "ch2_2_2"
[INFO] [stderr] 14 + name = "ch2-2-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 - name = "ch2_2_3"
[INFO] [stderr] 18 + name = "ch2-2-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_2_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_2_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-2-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 - name = "ch2_2_4"
[INFO] [stderr] 22 + name = "ch2-2-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_3_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_3_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-3-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 - name = "ch2_3_1"
[INFO] [stderr] 26 + name = "ch2-3-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_3_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_3_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-3-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 - name = "ch2_3_2"
[INFO] [stderr] 30 + name = "ch2-3-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 - name = "ch2_4_1"
[INFO] [stderr] 34 + name = "ch2-4-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 - name = "ch2_4_2"
[INFO] [stderr] 38 + name = "ch2-4-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 - name = "ch2_4_3"
[INFO] [stderr] 42 + name = "ch2-4-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 - name = "ch2_4_4"
[INFO] [stderr] 46 + name = "ch2-4-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_5` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_5
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-5`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 - name = "ch2_4_5"
[INFO] [stderr] 50 + name = "ch2-4-5"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_4_5_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_4_5_2
[INFO] [stderr]    |                                                  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-4-5-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:54:8
[INFO] [stderr]    |
[INFO] [stderr] 54 - name = "ch2_4_5_2"
[INFO] [stderr] 54 + name = "ch2-4-5-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_5_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_5_0
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-5-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 - name = "ch2_5_0"
[INFO] [stderr] 58 + name = "ch2-5-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_6_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_6_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-6-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:62:8
[INFO] [stderr]    |
[INFO] [stderr] 62 - name = "ch2_6_1"
[INFO] [stderr] 62 + name = "ch2-6-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_6_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_6_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-6-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 - name = "ch2_6_3"
[INFO] [stderr] 66 + name = "ch2-6-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_7_0` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_7_0
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-7-0`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:70:8
[INFO] [stderr]    |
[INFO] [stderr] 70 - name = "ch2_7_0"
[INFO] [stderr] 70 + name = "ch2-7-0"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 - name = "ch2_8_1"
[INFO] [stderr] 74 + name = "ch2-8-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 - name = "ch2_8_2"
[INFO] [stderr] 78 + name = "ch2-8-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_3` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_3
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-3`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:82:8
[INFO] [stderr]    |
[INFO] [stderr] 82 - name = "ch2_8_3"
[INFO] [stderr] 82 + name = "ch2-8-3"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_8_4` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_8_4
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-8-4`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:86:8
[INFO] [stderr]    |
[INFO] [stderr] 86 - name = "ch2_8_4"
[INFO] [stderr] 86 + name = "ch2-8-4"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_9_1` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_9_1
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-9-1`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:90:8
[INFO] [stderr]    |
[INFO] [stderr] 90 - name = "ch2_9_1"
[INFO] [stderr] 90 + name = "ch2-9-1"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `ch2_9_2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../ch2_9_2
[INFO] [stderr]    |                                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `ch2-9-2`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:94:8
[INFO] [stderr]    |
[INFO] [stderr] 94 - name = "ch2_9_2"
[INFO] [stderr] 94 + name = "ch2-9-2"
[INFO] [stderr]    |
[INFO] [stderr] warning: `head_first_rust` (manifest) generated 25 warnings
[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-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] [stderr] Error response from daemon: write /var/lib/containerd/io.containerd.metadata.v1.bolt/meta.db: no space left on device


sandbox container could not be created: command failed: exit status: 1

Error response from daemon: write /var/lib/containerd/io.containerd.metadata.v1.bolt/meta.db: no space left on device

Caused by:
    command failed: exit status: 1
    
    Error response from daemon: write /var/lib/containerd/io.containerd.metadata.v1.bolt/meta.db: no space left on device