[INFO] cloning repository https://github.com/wizardAEI/encounter-crab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wizardAEI/encounter-crab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FwizardAEI%2Fencounter-crab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FwizardAEI%2Fencounter-crab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c7cca09aeb7eaae71db1dbed8d52d67cca9ba7e
[INFO] checking wizardAEI/encounter-crab against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FwizardAEI%2Fencounter-crab" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wizardAEI/encounter-crab
[INFO] finished tweaking git repo https://github.com/wizardAEI/encounter-crab
[INFO] tweaked toml for git repo https://github.com/wizardAEI/encounter-crab written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wizardAEI/encounter-crab on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wizardAEI/encounter-crab 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7537c4be2567036c9114b80e818e26bf5e1ad0af15dee59a23ddad371a68676a
[INFO] running `Command { std: "docker" "start" "-a" "7537c4be2567036c9114b80e818e26bf5e1ad0af15dee59a23ddad371a68676a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7537c4be2567036c9114b80e818e26bf5e1ad0af15dee59a23ddad371a68676a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7537c4be2567036c9114b80e818e26bf5e1ad0af15dee59a23ddad371a68676a", kill_on_drop: false }`
[INFO] [stdout] 7537c4be2567036c9114b80e818e26bf5e1ad0af15dee59a23ddad371a68676a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4cc079329e238df26473dc2ba1c336d615f9cd2437b2fadb871dc85f0073a81
[INFO] running `Command { std: "docker" "start" "-a" "f4cc079329e238df26473dc2ba1c336d615f9cd2437b2fadb871dc85f0073a81", kill_on_drop: false }`
[INFO] [stderr]     Checking encounter-crab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid character '.' in crate name: `6.1. Defining an Enum`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character ' ' in crate name: `6.1. Defining an Enum`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character '.' in crate name: `6.1. Defining an Enum`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character ' ' in crate name: `6.1. Defining an Enum`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `home`
[INFO] [stdout]  --> src/bin/9-3.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let home: IpAddr = "127.0.0.1"
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_home`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character '.' in crate name: `3.1. Variables and Mutability`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character ' ' in crate name: `3.1. Variables and Mutability`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character '.' in crate name: `3.3. Functions`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character '.' in crate name: `4.2. References and Borrowing`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character ' ' in crate name: `3.3. Functions`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character ' ' in crate name: `4.2. References and Borrowing`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character '.' in crate name: `3.4 comments`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character ' ' in crate name: `3.4 comments`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character '.' in crate name: `3.2. Data Types`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character ' ' in crate name: `3.2. Data Types`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `encounter-crab` (bin "3.1. Variables and Mutability" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `encounter-crab` (bin "6.1. Defining an Enum" test) due to 2 previous errors
[INFO] [stderr] error: could not compile `encounter-crab` (bin "6.1. Defining an Enum") due to 2 previous errors
[INFO] [stderr] error: could not compile `encounter-crab` (bin "3.4 comments") due to 2 previous errors
[INFO] [stdout] error: invalid character '.' in crate name: `3.5 control flow`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character ' ' in crate name: `3.5 control flow`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `encounter-crab` (bin "3.3. Functions") due to 2 previous errors
[INFO] [stderr] error: could not compile `encounter-crab` (bin "4.2. References and Borrowing" test) due to 2 previous errors
[INFO] [stderr] error: could not compile `encounter-crab` (bin "3.2. Data Types" test) due to 2 previous errors
[INFO] [stderr] error: could not compile `encounter-crab` (bin "3.5 control flow" test) due to 2 previous errors
[INFO] [stdout] warning: function `example` is never used
[INFO] [stdout]   --> src/bin/9-2.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn example() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example2` is never used
[INFO] [stdout]   --> src/bin/9-2.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn example2() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example3` is never used
[INFO] [stdout]   --> src/bin/9-2.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn example3() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_username_from_file_shorter` is never used
[INFO] [stdout]   --> src/bin/9-2.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn read_username_from_file_shorter() -> Result<String, io::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character '.' in crate name: `3.4 comments`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid character ' ' in crate name: `3.4 comments`
[INFO] [stdout]   |
[INFO] [stdout]   = help: you can either pass `--crate-name` on the command line or add `#![crate_name = "…"]` to set the crate name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `encounter-crab` (bin "3.4 comments" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f4cc079329e238df26473dc2ba1c336d615f9cd2437b2fadb871dc85f0073a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4cc079329e238df26473dc2ba1c336d615f9cd2437b2fadb871dc85f0073a81", kill_on_drop: false }`
[INFO] [stdout] f4cc079329e238df26473dc2ba1c336d615f9cd2437b2fadb871dc85f0073a81