[INFO] fetching crate markdown-composer 0.3.0...
[INFO] checking markdown-composer-0.3.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate markdown-composer 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate markdown-composer 0.3.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/rust-toolchain
[INFO] started tweaking crates.io crate markdown-composer 0.3.0
[INFO] finished tweaking crates.io crate markdown-composer 0.3.0
[INFO] tweaked toml for crates.io crate markdown-composer 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate markdown-composer 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dyn-clonable-impl v0.9.0
[INFO] [stderr]   Downloaded dyn-clone v1.0.2
[INFO] [stderr]   Downloaded dyn-clonable v0.9.0
[INFO] [stderr]   Downloaded syn v1.0.38
[INFO] [stderr]   Downloaded tousize v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc7765c562636a4e01bc14988fbe48be7d5fe88e59a733691a93c146373c7a49
[INFO] running `Command { std: "docker" "start" "-a" "cc7765c562636a4e01bc14988fbe48be7d5fe88e59a733691a93c146373c7a49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc7765c562636a4e01bc14988fbe48be7d5fe88e59a733691a93c146373c7a49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc7765c562636a4e01bc14988fbe48be7d5fe88e59a733691a93c146373c7a49", kill_on_drop: false }`
[INFO] [stdout] cc7765c562636a4e01bc14988fbe48be7d5fe88e59a733691a93c146373c7a49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ad2451f045d4ea759ec0b8182a47b9af76e0afdf3d8cb7b1e42aa771758c67f
[INFO] running `Command { std: "docker" "start" "-a" "3ad2451f045d4ea759ec0b8182a47b9af76e0afdf3d8cb7b1e42aa771758c67f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking dyn-clone v1.0.2
[INFO] [stderr]     Checking tousize v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]     Checking dyn-clonable v0.9.0
[INFO] [stderr]     Checking markdown-composer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `markdown_composer::ListBuilder::add`: Please use the `append` function instead.
[INFO] [stdout]   --> examples/basic.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |                 .add("first")
[INFO] [stdout]    |                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `markdown_composer::ListBuilder::add`: Please use the `append` function instead.
[INFO] [stdout]   --> examples/basic.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |                 .add("second")
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `markdown_composer::ListBuilder::add`: Please use the `append` function instead.
[INFO] [stdout]   --> examples/basic.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |                 .add(CheckmarkItem {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.90s
[INFO] running `Command { std: "docker" "inspect" "3ad2451f045d4ea759ec0b8182a47b9af76e0afdf3d8cb7b1e42aa771758c67f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ad2451f045d4ea759ec0b8182a47b9af76e0afdf3d8cb7b1e42aa771758c67f", kill_on_drop: false }`
[INFO] [stdout] 3ad2451f045d4ea759ec0b8182a47b9af76e0afdf3d8cb7b1e42aa771758c67f