[INFO] cloning repository https://github.com/steveklabnik/not-the-rust-blog
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/steveklabnik/not-the-rust-blog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Fnot-the-rust-blog", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Fnot-the-rust-blog'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2cd04cc291ec294d5a54f33677e4dae32b82f692
[INFO] testing steveklabnik/not-the-rust-blog against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Fnot-the-rust-blog" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/steveklabnik/not-the-rust-blog on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/steveklabnik/not-the-rust-blog
[INFO] finished tweaking git repo https://github.com/steveklabnik/not-the-rust-blog
[INFO] tweaked toml for git repo https://github.com/steveklabnik/not-the-rust-blog written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/steveklabnik/not-the-rust-blog already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18cc82d913cc55ce77cc75bf3c4d6d1d3919a70698e54b8e4f73a603d4dec186
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "18cc82d913cc55ce77cc75bf3c4d6d1d3919a70698e54b8e4f73a603d4dec186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18cc82d913cc55ce77cc75bf3c4d6d1d3919a70698e54b8e4f73a603d4dec186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18cc82d913cc55ce77cc75bf3c4d6d1d3919a70698e54b8e4f73a603d4dec186", kill_on_drop: false }`
[INFO] [stdout] 18cc82d913cc55ce77cc75bf3c4d6d1d3919a70698e54b8e4f73a603d4dec186
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36141e9468953a32ef01a9fdeab856fd41425179565687f4cd6bca6eec8dde60
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "36141e9468953a32ef01a9fdeab856fd41425179565687f4cd6bca6eec8dde60", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling typed-arena v1.4.1
[INFO] [stderr]    Compiling entities v1.0.1
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling sass-sys v0.4.7
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling serde_yaml v0.8.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling pest v2.0.2
[INFO] [stderr]    Compiling pest_meta v2.0.3
[INFO] [stderr]    Compiling pest_generator v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling pest_derive v2.0.1
[INFO] [stderr]    Compiling handlebars v1.1.0
[INFO] [stderr]    Compiling comrak v0.4.0
[INFO] [stderr]    Compiling sass-rs v0.2.1
[INFO] [stderr]    Compiling blog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:42:73
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn new<T>(out_directory: T, posts_directory: T) -> Result<Blog, Box<Error>>
[INFO] [stdout]    |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:61:58
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn load_posts(dir: PathBuf) -> Result<Vec<Post>, Box<Error>> {
[INFO] [stdout]    |                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:121:40
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn render(&self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:161:46
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn render_index(&self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:173:46
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn render_posts(&self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:200:51
[INFO] [stdout]     |
[INFO] [stdout] 200 |     fn copy_static_files(&self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:219:25
[INFO] [stdout]     |
[INFO] [stdout] 219 |     ) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:230:29
[INFO] [stdout]     |
[INFO] [stdout] 230 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]     |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 26s
[INFO] running `Command { std: "docker" "inspect" "36141e9468953a32ef01a9fdeab856fd41425179565687f4cd6bca6eec8dde60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36141e9468953a32ef01a9fdeab856fd41425179565687f4cd6bca6eec8dde60", kill_on_drop: false }`
[INFO] [stdout] 36141e9468953a32ef01a9fdeab856fd41425179565687f4cd6bca6eec8dde60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f216df8e6d4402ebe06f185966d6bd8fa03dc4bc2610a3077260e70379f0590
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1f216df8e6d4402ebe06f185966d6bd8fa03dc4bc2610a3077260e70379f0590", kill_on_drop: false }`
[INFO] [stderr]    Compiling blog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:42:73
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn new<T>(out_directory: T, posts_directory: T) -> Result<Blog, Box<Error>>
[INFO] [stdout]    |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:61:58
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn load_posts(dir: PathBuf) -> Result<Vec<Post>, Box<Error>> {
[INFO] [stdout]    |                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:121:40
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn render(&self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:161:46
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn render_index(&self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:173:46
[INFO] [stdout]     |
[INFO] [stdout] 173 |     fn render_posts(&self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:200:51
[INFO] [stdout]     |
[INFO] [stdout] 200 |     fn copy_static_files(&self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:219:25
[INFO] [stdout]     |
[INFO] [stdout] 219 |     ) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:230:29
[INFO] [stdout]     |
[INFO] [stdout] 230 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]     |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "1f216df8e6d4402ebe06f185966d6bd8fa03dc4bc2610a3077260e70379f0590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f216df8e6d4402ebe06f185966d6bd8fa03dc4bc2610a3077260e70379f0590", kill_on_drop: false }`
[INFO] [stdout] 1f216df8e6d4402ebe06f185966d6bd8fa03dc4bc2610a3077260e70379f0590
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6242a96fbfefaa0d52046962ed724f77d0b10acef8cd65191c496dc3ce99ae08
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6242a96fbfefaa0d52046962ed724f77d0b10acef8cd65191c496dc3ce99ae08", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:42:73
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn new<T>(out_directory: T, posts_directory: T) -> Result<Blog, Box<Error>>
[INFO] [stderr]    |                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:61:58
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn load_posts(dir: PathBuf) -> Result<Vec<Post>, Box<Error>> {
[INFO] [stderr]    |                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:121:40
[INFO] [stderr]     |
[INFO] [stderr] 121 |     fn render(&self) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:161:46
[INFO] [stderr]     |
[INFO] [stderr] 161 |     fn render_index(&self) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:173:46
[INFO] [stderr]     |
[INFO] [stderr] 173 |     fn render_posts(&self) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:200:51
[INFO] [stderr]     |
[INFO] [stderr] 200 |     fn copy_static_files(&self) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:219:25
[INFO] [stderr]     |
[INFO] [stderr] 219 |     ) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:230:29
[INFO] [stderr]     |
[INFO] [stderr] 230 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]     |                             ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/blog-9182abfc0f4e1a6d
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6242a96fbfefaa0d52046962ed724f77d0b10acef8cd65191c496dc3ce99ae08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6242a96fbfefaa0d52046962ed724f77d0b10acef8cd65191c496dc3ce99ae08", kill_on_drop: false }`
[INFO] [stdout] 6242a96fbfefaa0d52046962ed724f77d0b10acef8cd65191c496dc3ce99ae08