[INFO] cloning repository https://github.com/LiHRaM/zathura-markdown-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LiHRaM/zathura-markdown-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLiHRaM%2Fzathura-markdown-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLiHRaM%2Fzathura-markdown-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd43498809a6279f82a8b0ecfcfb2a20e1e8db12
[INFO] checking LiHRaM/zathura-markdown-rs against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLiHRaM%2Fzathura-markdown-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LiHRaM/zathura-markdown-rs on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LiHRaM/zathura-markdown-rs
[INFO] finished tweaking git repo https://github.com/LiHRaM/zathura-markdown-rs
[INFO] tweaked toml for git repo https://github.com/LiHRaM/zathura-markdown-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/LiHRaM/zathura-markdown-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pulldown-cmark v0.7.1
[INFO] [stderr]   Downloaded cairo-rs v0.6.0
[INFO] [stderr]   Downloaded pango v0.6.0
[INFO] [stderr]   Downloaded glib v0.7.1
[INFO] [stderr]   Downloaded cairo-sys-rs v0.8.0
[INFO] [stderr]   Downloaded gobject-sys v0.8.0
[INFO] [stderr]   Downloaded glib-sys v0.8.0
[INFO] [stderr]   Downloaded pkg-version v0.1.1
[INFO] [stderr]   Downloaded pango-sys v0.8.0
[INFO] [stderr]   Downloaded clap v2.33.1
[INFO] [stderr]   Downloaded which v2.0.1
[INFO] [stderr]   Downloaded zathura-plugin-sys v0.2.0
[INFO] [stderr]   Downloaded zathura-plugin v0.4.0
[INFO] [stderr]   Downloaded gimli v0.21.0
[INFO] [stderr]   Downloaded bindgen v0.49.4
[INFO] [stderr]   Downloaded clang-sys v0.28.1
[INFO] [stderr]   Downloaded addr2line v0.12.1
[INFO] [stderr]   Downloaded backtrace v0.3.48
[INFO] [stderr]   Downloaded pkg-version-impl v0.1.1
[INFO] [stderr]   Downloaded object v0.19.0
[INFO] [stderr]   Downloaded pangocairo-sys v0.9.0
[INFO] [stderr]   Downloaded pangocairo v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae0ff0c930eca66596eff354a8ee01cbcdc2e50ea994bb2ebe0c57a2e164c889
[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" "ae0ff0c930eca66596eff354a8ee01cbcdc2e50ea994bb2ebe0c57a2e164c889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae0ff0c930eca66596eff354a8ee01cbcdc2e50ea994bb2ebe0c57a2e164c889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae0ff0c930eca66596eff354a8ee01cbcdc2e50ea994bb2ebe0c57a2e164c889", kill_on_drop: false }`
[INFO] [stdout] ae0ff0c930eca66596eff354a8ee01cbcdc2e50ea994bb2ebe0c57a2e164c889
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af55947388c175a437c42493c6a5a5924eced6e2d40666ef4a30c405dd8acd3e
[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" "af55947388c175a437c42493c6a5a5924eced6e2d40666ef4a30c405dd8acd3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling bindgen v0.49.4
[INFO] [stderr]    Compiling cairo-rs v0.6.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling pulldown-cmark v0.7.1
[INFO] [stderr]    Compiling pangocairo v0.7.0
[INFO] [stderr]    Compiling glib-sys v0.8.0
[INFO] [stderr]    Compiling gobject-sys v0.8.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.8.0
[INFO] [stderr]    Compiling pango-sys v0.8.0
[INFO] [stderr]    Compiling pangocairo-sys v0.9.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling pango v0.6.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling pkg-version-impl v0.1.1
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking glib v0.7.1
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]     Checking pkg-version v0.1.1
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling zathura-plugin-sys v0.2.0
[INFO] [stderr]     Checking zathura-plugin v0.4.0
[INFO] [stderr]     Checking zathura-markdown-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `page`
[INFO] [stdout]   --> src/lib.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         page: PageRef<'_>,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doc_data`
[INFO] [stdout]   --> src/lib.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         doc_data: &mut Self::DocumentData,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doc_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/lib.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let context = pangocairo::functions::create_context(cairo).expect("Creating pango context failed!");
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]    --> src/lib.rs:143:51
[INFO] [stdout]     |
[INFO] [stdout] 143 |                         pulldown_cmark::Tag::List(l) => {
[INFO] [stdout]     |                                                   ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page`
[INFO] [stdout]   --> src/lib.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         page: PageRef<'_>,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_data`
[INFO] [stdout]   --> src/lib.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         page_data: &mut Self::PageData,
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `printing`
[INFO] [stdout]   --> src/lib.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         printing: bool,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_printing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `markdown`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     markdown: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page`
[INFO] [stdout]   --> src/lib.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         page: PageRef<'_>,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `doc_data`
[INFO] [stdout]   --> src/lib.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         doc_data: &mut Self::DocumentData,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doc_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/lib.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let context = pangocairo::functions::create_context(cairo).expect("Creating pango context failed!");
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]    --> src/lib.rs:143:51
[INFO] [stdout]     |
[INFO] [stdout] 143 |                         pulldown_cmark::Tag::List(l) => {
[INFO] [stdout]     |                                                   ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page`
[INFO] [stdout]   --> src/lib.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         page: PageRef<'_>,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_data`
[INFO] [stdout]   --> src/lib.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         page_data: &mut Self::PageData,
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `printing`
[INFO] [stdout]   --> src/lib.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         printing: bool,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_printing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `markdown`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     markdown: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "af55947388c175a437c42493c6a5a5924eced6e2d40666ef4a30c405dd8acd3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af55947388c175a437c42493c6a5a5924eced6e2d40666ef4a30c405dd8acd3e", kill_on_drop: false }`
[INFO] [stdout] af55947388c175a437c42493c6a5a5924eced6e2d40666ef4a30c405dd8acd3e