[INFO] fetching crate askama-markdown-cmark 0.2.0...
[INFO] checking askama-markdown-cmark-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate askama-markdown-cmark 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate askama-markdown-cmark 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate askama-markdown-cmark 0.2.0
[INFO] tweaked toml for crates.io crate askama-markdown-cmark 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate askama-markdown-cmark 0.2.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate askama-markdown-cmark 0.2.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83203f5e4081abc13fea3b8ce934e3637ae8213819cbe635fc0bdb3e75e3fc3f
[INFO] running `Command { std: "docker" "start" "-a" "83203f5e4081abc13fea3b8ce934e3637ae8213819cbe635fc0bdb3e75e3fc3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83203f5e4081abc13fea3b8ce934e3637ae8213819cbe635fc0bdb3e75e3fc3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83203f5e4081abc13fea3b8ce934e3637ae8213819cbe635fc0bdb3e75e3fc3f", kill_on_drop: false }`
[INFO] [stdout] 83203f5e4081abc13fea3b8ce934e3637ae8213819cbe635fc0bdb3e75e3fc3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecb7ee73612b341104d44fbb23ed229e33472147866da92e77c01124c4f302c7
[INFO] running `Command { std: "docker" "start" "-a" "ecb7ee73612b341104d44fbb23ed229e33472147866da92e77c01124c4f302c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking pulldown-cmark-escape v0.11.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling syn v2.0.70
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling basic-toml v0.1.9
[INFO] [stderr]    Compiling askama_parser v0.14.0
[INFO] [stderr]    Compiling askama_derive v0.14.0
[INFO] [stderr]     Checking askama v0.14.0
[INFO] [stderr]     Checking askama-markdown-cmark v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, askama::filters::escape::EscapeDisplay<&String, askama::filters::Text>>
[INFO] [stdout]   --> src/lib.rs:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     #[derive(Template)]
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<askama::filters::escape::EscapeDisplay<&String, askama::filters::Text>, Infallible>
[INFO] [stdout]   --> src/lib.rs:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |     #[derive(Template)]
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `Template` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `askama-markdown-cmark` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, askama::filters::Safe<String>>
[INFO] [stdout]  --> examples/example.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Template)]
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<askama::filters::Safe<String>, Infallible>
[INFO] [stdout]  --> examples/example.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Template)]
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Template` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `askama-markdown-cmark` (example "example") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ecb7ee73612b341104d44fbb23ed229e33472147866da92e77c01124c4f302c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb7ee73612b341104d44fbb23ed229e33472147866da92e77c01124c4f302c7", kill_on_drop: false }`
[INFO] [stdout] ecb7ee73612b341104d44fbb23ed229e33472147866da92e77c01124c4f302c7
