[INFO] cloning repository https://github.com/bdav87/rust-blog-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bdav87/rust-blog-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbdav87%2Frust-blog-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbdav87%2Frust-blog-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c037055252cfad2bb0f2639d796210caf05c4ed9
[INFO] testing bdav87/rust-blog-example against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbdav87%2Frust-blog-example" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bdav87/rust-blog-example on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bdav87/rust-blog-example
[INFO] finished tweaking git repo https://github.com/bdav87/rust-blog-example
[INFO] tweaked toml for git repo https://github.com/bdav87/rust-blog-example written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/bdav87/rust-blog-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aca536fea44e4177fa0e9a8c874ed9d52c1cdcc28a4fb17e289916e2a9c56af7
[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" "aca536fea44e4177fa0e9a8c874ed9d52c1cdcc28a4fb17e289916e2a9c56af7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aca536fea44e4177fa0e9a8c874ed9d52c1cdcc28a4fb17e289916e2a9c56af7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca536fea44e4177fa0e9a8c874ed9d52c1cdcc28a4fb17e289916e2a9c56af7", kill_on_drop: false }`
[INFO] [stdout] aca536fea44e4177fa0e9a8c874ed9d52c1cdcc28a4fb17e289916e2a9c56af7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d86c92cda588e146a81754b992e6f54e704b2340d19eaf638110e7a4d35a2f2
[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" "0d86c92cda588e146a81754b992e6f54e704b2340d19eaf638110e7a4d35a2f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-blog-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/lib.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn add_text<'a>(&self, text: &'a str) -> &'a str {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]    --> src/lib.rs:106:28
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn add_text<'a>(&self, text: &'a str) -> &'a str {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "0d86c92cda588e146a81754b992e6f54e704b2340d19eaf638110e7a4d35a2f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d86c92cda588e146a81754b992e6f54e704b2340d19eaf638110e7a4d35a2f2", kill_on_drop: false }`
[INFO] [stdout] 0d86c92cda588e146a81754b992e6f54e704b2340d19eaf638110e7a4d35a2f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b12f423deb575f582253b62129591182f96cfd131cce74f0df50d6bf2e07953
[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" "9b12f423deb575f582253b62129591182f96cfd131cce74f0df50d6bf2e07953", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust-blog-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/lib.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn add_text<'a>(&self, text: &'a str) -> &'a str {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]    --> src/lib.rs:106:28
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn add_text<'a>(&self, text: &'a str) -> &'a str {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]   --> src/lib.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]   --> src/lib.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn add_text<'a>(&self, text: &'a str) -> &'a str {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `text`
[INFO] [stdout]    --> src/lib.rs:106:28
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn add_text<'a>(&self, text: &'a str) -> &'a str {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "9b12f423deb575f582253b62129591182f96cfd131cce74f0df50d6bf2e07953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b12f423deb575f582253b62129591182f96cfd131cce74f0df50d6bf2e07953", kill_on_drop: false }`
[INFO] [stdout] 9b12f423deb575f582253b62129591182f96cfd131cce74f0df50d6bf2e07953
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eec12bf625312831a00934679cee4fe4671ef136fd0cd0f1303cee038e1b68f0
[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" "eec12bf625312831a00934679cee4fe4671ef136fd0cd0f1303cee038e1b68f0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `post`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/lib.rs:40:27
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 40 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stdout] 
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] running 0 tests
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: unused variable: `post`
[INFO] [stdout] 
[INFO] [stderr]   --> src/lib.rs:83:27
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> src/lib.rs:86:28
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn add_text<'a>(&self, text: &'a str) -> &'a str {
[INFO] [stderr]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]    --> src/lib.rs:106:28
[INFO] [stderr]     |
[INFO] [stderr] 106 |     fn add_text<'a>(&self, text: &'a str) -> &'a str {
[INFO] [stderr]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-blog-example` (lib) generated 4 warnings
[INFO] [stderr] warning: `rust-blog-example` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/blog-e88af353a412a6c8)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_blog_example-a658f1c0ef149740)
[INFO] [stderr]    Doc-tests blog
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eec12bf625312831a00934679cee4fe4671ef136fd0cd0f1303cee038e1b68f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec12bf625312831a00934679cee4fe4671ef136fd0cd0f1303cee038e1b68f0", kill_on_drop: false }`
[INFO] [stdout] eec12bf625312831a00934679cee4fe4671ef136fd0cd0f1303cee038e1b68f0