[INFO] cloning repository https://github.com/jam1garner/tcp-blog
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jam1garner/tcp-blog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjam1garner%2Ftcp-blog", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjam1garner%2Ftcp-blog'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb85da9a65d2829e241c879f92888eeb9f23d717
[INFO] checking jam1garner/tcp-blog against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjam1garner%2Ftcp-blog" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jam1garner/tcp-blog on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jam1garner/tcp-blog
[INFO] finished tweaking git repo https://github.com/jam1garner/tcp-blog
[INFO] tweaked toml for git repo https://github.com/jam1garner/tcp-blog written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jam1garner/tcp-blog 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.18
[INFO] [stderr]   Downloaded tokio-sync v0.2.0-alpha.4
[INFO] [stderr]   Downloaded tokio-macros v0.2.0-alpha.4
[INFO] [stderr]   Downloaded tracing-attributes v0.1.3
[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.18
[INFO] [stderr]   Downloaded tokio-fs v0.2.0-alpha.4
[INFO] [stderr]   Downloaded ansi-parser v0.6.5
[INFO] [stderr]   Downloaded tokio v0.2.0-alpha.4
[INFO] [stderr]   Downloaded tokio-codec v0.2.0-alpha.4
[INFO] [stderr]   Downloaded tokio-net v0.2.0-alpha.4
[INFO] [stderr]   Downloaded tokio-executor v0.2.0-alpha.4
[INFO] [stderr]   Downloaded tokio-io v0.2.0-alpha.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.3
[INFO] [stderr]   Downloaded tokio-timer v0.3.0-alpha.4
[INFO] [stderr]   Downloaded tracing-core v0.1.6
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.18
[INFO] [stderr]   Downloaded futures-util-preview v0.3.0-alpha.18
[INFO] [stderr]   Downloaded tracing v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b2e0f725b9b9a4228072e58095a238233e96b4101fcc11c273180274b946712
[INFO] running `Command { std: "docker" "start" "-a" "9b2e0f725b9b9a4228072e58095a238233e96b4101fcc11c273180274b946712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b2e0f725b9b9a4228072e58095a238233e96b4101fcc11c273180274b946712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b2e0f725b9b9a4228072e58095a238233e96b4101fcc11c273180274b946712", kill_on_drop: false }`
[INFO] [stdout] 9b2e0f725b9b9a4228072e58095a238233e96b4101fcc11c273180274b946712
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b374f1bed1ad3aca02245763d86c4332b45621890415cdeddc3fc81ba052f4b4
[INFO] running `Command { std: "docker" "start" "-a" "b374f1bed1ad3aca02245763d86c4332b45621890415cdeddc3fc81ba052f4b4", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]     Checking tracing-core v0.1.6
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking tokio-io v0.2.0-alpha.4
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking tokio-codec v0.2.0-alpha.4
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking tokio-sync v0.2.0-alpha.4
[INFO] [stderr]     Checking ansi-parser v0.6.5
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]    Compiling tracing-attributes v0.1.3
[INFO] [stderr]    Compiling tokio-macros v0.2.0-alpha.4
[INFO] [stderr]     Checking tracing v0.1.9
[INFO] [stderr]     Checking tokio-executor v0.2.0-alpha.4
[INFO] [stderr]     Checking tokio-net v0.2.0-alpha.4
[INFO] [stderr]     Checking tokio-timer v0.3.0-alpha.4
[INFO] [stderr]     Checking tokio-fs v0.2.0-alpha.4
[INFO] [stderr]     Checking tokio v0.2.0-alpha.4
[INFO] [stderr]     Checking tcpblog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tokio::prelude::*`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::prelude::*`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_posts`
[INFO] [stdout]  --> src/post_handler.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::blog_data::{Post, get_posts};
[INFO] [stdout]   |                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `get_posts`
[INFO] [stdout]  --> src/post_handler.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::blog_data::{Post, get_posts};
[INFO] [stdout]   |                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[feature(async_await)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[feature(async_await)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_posts` is never used
[INFO] [stdout]  --> src/blog_data.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_posts() -> Result<Vec<Post>, std::io::Error> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_posts` is never used
[INFO] [stdout]  --> src/blog_data.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get_posts() -> Result<Vec<Post>, std::io::Error> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_post_data` is never used
[INFO] [stdout]   --> src/blog_data.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn get_post_data(path: &Path) -> Option<Post> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_post_data` is never used
[INFO] [stdout]   --> src/blog_data.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn get_post_data(path: &Path) -> Option<Post> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_first_image` is never used
[INFO] [stdout]   --> src/blog_data.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn extract_first_image(markdown: &str) -> Option<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_absolute_url` is never used
[INFO] [stdout]   --> src/blog_data.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn to_absolute_url(url: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_first_image` is never used
[INFO] [stdout]   --> src/blog_data.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn extract_first_image(markdown: &str) -> Option<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_post_title` is never used
[INFO] [stdout]   --> src/blog_data.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn extract_post_title(markdown: &str) -> Option<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_absolute_url` is never used
[INFO] [stdout]   --> src/blog_data.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn to_absolute_url(url: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_post_timestamp` is never used
[INFO] [stdout]   --> src/blog_data.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn extract_post_timestamp(markdown: &str) -> Option<u64> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_post_title` is never used
[INFO] [stdout]   --> src/blog_data.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn extract_post_title(markdown: &str) -> Option<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_post_timestamp` is never used
[INFO] [stdout]   --> src/blog_data.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn extract_post_timestamp(markdown: &str) -> Option<u64> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `title`, `thumbnail`, `date`, and `timestamp` are never read
[INFO] [stdout]   --> src/blog_data.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct Post {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 87 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 88 |     title: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 89 |     thumbnail: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 90 |     date: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 91 |     timestamp: u64
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `title`, `thumbnail`, `date`, and `timestamp` are never read
[INFO] [stdout]   --> src/blog_data.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct Post {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 87 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 88 |     title: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 89 |     thumbnail: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 90 |     date: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 91 |     timestamp: u64
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.46s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "b374f1bed1ad3aca02245763d86c4332b45621890415cdeddc3fc81ba052f4b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b374f1bed1ad3aca02245763d86c4332b45621890415cdeddc3fc81ba052f4b4", kill_on_drop: false }`
[INFO] [stdout] b374f1bed1ad3aca02245763d86c4332b45621890415cdeddc3fc81ba052f4b4