[INFO] fetching crate md_render_lib 0.1.0...
[INFO] testing md_render_lib-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate md_render_lib 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate md_render_lib 0.1.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate md_render_lib 0.1.0
[INFO] finished tweaking crates.io crate md_render_lib 0.1.0
[INFO] tweaked toml for crates.io crate md_render_lib 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7abfc7fcf6e1247742e1eaa14d5502c064a4033cf7d9bf21c9d4ba973f25380
[INFO] running `Command { std: "docker" "start" "-a" "b7abfc7fcf6e1247742e1eaa14d5502c064a4033cf7d9bf21c9d4ba973f25380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7abfc7fcf6e1247742e1eaa14d5502c064a4033cf7d9bf21c9d4ba973f25380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7abfc7fcf6e1247742e1eaa14d5502c064a4033cf7d9bf21c9d4ba973f25380", kill_on_drop: false }`
[INFO] [stdout] b7abfc7fcf6e1247742e1eaa14d5502c064a4033cf7d9bf21c9d4ba973f25380
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ebb454c1e6a5fd43b5d5e8f58b57b36f80d561e83bd19ac49c265df5ee90f5e
[INFO] running `Command { std: "docker" "start" "-a" "6ebb454c1e6a5fd43b5d5e8f58b57b36f80d561e83bd19ac49c265df5ee90f5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.73
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[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling crc32fast v1.2.1
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[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling pulldown-cmark v0.6.1
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling ipnet v2.3.1
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[INFO] [stderr]    Compiling png v0.15.3
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[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling gethostname v0.2.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling async-compression v0.3.8
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling onig v4.3.3
[INFO] [stderr]    Compiling image v0.22.5
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling syntect v3.1.0
[INFO] [stderr]    Compiling hyper v0.13.10
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.10
[INFO] [stderr]    Compiling md_render_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `dump_events`
[INFO] [stdout]   --> src/handler.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn dump_events<'a, W, I>(writer: &mut W, events: I) -> Result<(), Error>
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LocalOnly`
[INFO] [stdout]   --> src/resources.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     LocalOnly,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `None`
[INFO] [stdout]   --> src/terminal/mod.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `none`
[INFO] [stdout]   --> src/terminal/mod.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn none() -> TerminalCapabilities {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.89s
[INFO] running `Command { std: "docker" "inspect" "6ebb454c1e6a5fd43b5d5e8f58b57b36f80d561e83bd19ac49c265df5ee90f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ebb454c1e6a5fd43b5d5e8f58b57b36f80d561e83bd19ac49c265df5ee90f5e", kill_on_drop: false }`
[INFO] [stdout] 6ebb454c1e6a5fd43b5d5e8f58b57b36f80d561e83bd19ac49c265df5ee90f5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b49fbd4668c1ec030d480e5f63708b415d3056efe379a358b0276a292bb2b00e
[INFO] running `Command { std: "docker" "start" "-a" "b49fbd4668c1ec030d480e5f63708b415d3056efe379a358b0276a292bb2b00e", kill_on_drop: false }`
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stdout] warning: function is never used: `dump_events`
[INFO] [stdout]   --> src/handler.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn dump_events<'a, W, I>(writer: &mut W, events: I) -> Result<(), Error>
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LocalOnly`
[INFO] [stdout]   --> src/resources.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     LocalOnly,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `None`
[INFO] [stdout]   --> src/terminal/mod.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `none`
[INFO] [stdout]   --> src/terminal/mod.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn none() -> TerminalCapabilities {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling md_render_lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `md_render_lib`
[INFO] [stdout]  --> tests/simple.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use md_render_lib;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `mdcat`
[INFO] [stdout]   --> tests/formatting.rs:37:20
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let size = mdcat::TerminalSize::default();
[INFO] [stdout]    |                    ^^^^^ use of undeclared crate or module `mdcat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `mdcat`
[INFO] [stdout]   --> tests/formatting.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         mdcat::push_tty(
[INFO] [stdout]    |         ^^^^^ use of undeclared crate or module `mdcat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `mdcat`
[INFO] [stdout]   --> tests/formatting.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &mdcat::TerminalCapabilities::ansi(),
[INFO] [stdout]    |              ^^^^^ use of undeclared crate or module `mdcat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `mdcat`
[INFO] [stdout]   --> tests/formatting.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             mdcat::ResourceAccess::LocalOnly,
[INFO] [stdout]    |             ^^^^^ use of undeclared crate or module `mdcat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `md_render_lib`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b49fbd4668c1ec030d480e5f63708b415d3056efe379a358b0276a292bb2b00e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b49fbd4668c1ec030d480e5f63708b415d3056efe379a358b0276a292bb2b00e", kill_on_drop: false }`
[INFO] [stdout] b49fbd4668c1ec030d480e5f63708b415d3056efe379a358b0276a292bb2b00e