[INFO] cloning repository https://github.com/antoyo/markdown-packtpub-filter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antoyo/markdown-packtpub-filter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoyo%2Fmarkdown-packtpub-filter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoyo%2Fmarkdown-packtpub-filter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b6e33f0ce3edcdd1370cd54320dfc0f96bce585
[INFO] checking antoyo/markdown-packtpub-filter against master#df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e for pr-95474
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoyo%2Fmarkdown-packtpub-filter" "/workspace/builds/worker-90/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-90/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/antoyo/markdown-packtpub-filter on toolchain df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/antoyo/markdown-packtpub-filter
[INFO] finished tweaking git repo https://github.com/antoyo/markdown-packtpub-filter
[INFO] tweaked toml for git repo https://github.com/antoyo/markdown-packtpub-filter written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate git repo https://github.com/antoyo/markdown-packtpub-filter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itertools v0.6.1
[INFO] [stderr]   Downloaded redox_syscall v0.1.29
[INFO] [stderr]   Downloaded serde_derive v1.0.11
[INFO] [stderr]   Downloaded serde v1.0.11
[INFO] [stderr]   Downloaded pandoc v0.6.1
[INFO] [stderr]   Downloaded pandoc_ast v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 874650227edea9e2e95b3a512235caedf885ccdf06438cb71ae6c7a6e9b00852
[INFO] running `Command { std: "docker" "start" "-a" "874650227edea9e2e95b3a512235caedf885ccdf06438cb71ae6c7a6e9b00852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "874650227edea9e2e95b3a512235caedf885ccdf06438cb71ae6c7a6e9b00852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874650227edea9e2e95b3a512235caedf885ccdf06438cb71ae6c7a6e9b00852", kill_on_drop: false }`
[INFO] [stdout] 874650227edea9e2e95b3a512235caedf885ccdf06438cb71ae6c7a6e9b00852
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11bc1e7af167a3d1f9ac6e688c04e4e840a5d1655fe7d3c703a4e13e3ee90632
[INFO] running `Command { std: "docker" "start" "-a" "11bc1e7af167a3d1f9ac6e688c04e4e840a5d1655fe7d3c703a4e13e3ee90632", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking either v1.1.0
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking serde v1.0.11
[INFO] [stderr]     Checking libc v0.2.29
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking itertools v0.6.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking pandoc v0.6.1
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]    Compiling serde_derive v1.0.11
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]     Checking pandoc_ast v0.7.1
[INFO] [stderr]     Checking markdown-packtpub-filter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 51s
[INFO] running `Command { std: "docker" "inspect" "11bc1e7af167a3d1f9ac6e688c04e4e840a5d1655fe7d3c703a4e13e3ee90632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11bc1e7af167a3d1f9ac6e688c04e4e840a5d1655fe7d3c703a4e13e3ee90632", kill_on_drop: false }`
[INFO] [stdout] 11bc1e7af167a3d1f9ac6e688c04e4e840a5d1655fe7d3c703a4e13e3ee90632