[INFO] fetching crate mdbook-quiz 0.3.7...
[INFO] checking mdbook-quiz-0.3.7 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392
[INFO] extracting crate mdbook-quiz 0.3.7 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate mdbook-quiz 0.3.7 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdbook-quiz 0.3.7
[INFO] finished tweaking crates.io crate mdbook-quiz 0.3.7
[INFO] tweaked toml for crates.io crate mdbook-quiz 0.3.7 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate mdbook-quiz 0.3.7 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" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90d42b0fe1401a9d2dccb90c82ad56484346d5f64362220f3bc76985b9eca63f
[INFO] running `Command { std: "docker" "start" "-a" "90d42b0fe1401a9d2dccb90c82ad56484346d5f64362220f3bc76985b9eca63f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90d42b0fe1401a9d2dccb90c82ad56484346d5f64362220f3bc76985b9eca63f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90d42b0fe1401a9d2dccb90c82ad56484346d5f64362220f3bc76985b9eca63f", kill_on_drop: false }`
[INFO] [stdout] 90d42b0fe1401a9d2dccb90c82ad56484346d5f64362220f3bc76985b9eca63f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b1acd2f06f0b2ab47e7cc27110c9f566641160a54dbdec86eb2d418a6fe2cbf
[INFO] running `Command { std: "docker" "start" "-a" "9b1acd2f06f0b2ab47e7cc27110c9f566641160a54dbdec86eb2d418a6fe2cbf", kill_on_drop: false }`
[INFO] [stderr]     Checking log v0.4.22
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[INFO] [stderr]     Checking mdbook-quiz-schema v0.3.7
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[INFO] [stderr]     Checking mdbook-quiz-validate v0.3.7
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[INFO] [stderr]     Checking mdbook v0.4.25
[INFO] [stderr]     Checking mdbook-preprocessor-utils v0.1.6
[INFO] [stderr]     Checking mdbook-quiz v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 59.12s
[INFO] running `Command { std: "docker" "inspect" "9b1acd2f06f0b2ab47e7cc27110c9f566641160a54dbdec86eb2d418a6fe2cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b1acd2f06f0b2ab47e7cc27110c9f566641160a54dbdec86eb2d418a6fe2cbf", kill_on_drop: false }`
[INFO] [stdout] 9b1acd2f06f0b2ab47e7cc27110c9f566641160a54dbdec86eb2d418a6fe2cbf