[INFO] fetching crate mdbook-curly-quotes 0.4.7...
[INFO] checking mdbook-curly-quotes-0.4.7 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate mdbook-curly-quotes 0.4.7 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mdbook-curly-quotes 0.4.7 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdbook-curly-quotes 0.4.7
[INFO] finished tweaking crates.io crate mdbook-curly-quotes 0.4.7
[INFO] tweaked toml for crates.io crate mdbook-curly-quotes 0.4.7 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate mdbook-curly-quotes 0.4.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f9086447ac0b84ddfc68dd2726cd80d24e9b9d1c12f3d811748609e1bc9176c
[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" "3f9086447ac0b84ddfc68dd2726cd80d24e9b9d1c12f3d811748609e1bc9176c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f9086447ac0b84ddfc68dd2726cd80d24e9b9d1c12f3d811748609e1bc9176c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f9086447ac0b84ddfc68dd2726cd80d24e9b9d1c12f3d811748609e1bc9176c", kill_on_drop: false }`
[INFO] [stdout] 3f9086447ac0b84ddfc68dd2726cd80d24e9b9d1c12f3d811748609e1bc9176c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8de35d885f66ffe2e5bff9ed75b12613f577174ac675ca62b0d443fcd4fedc7e
[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" "8de35d885f66ffe2e5bff9ed75b12613f577174ac675ca62b0d443fcd4fedc7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling anyhow v1.0.39
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking pulldown-cmark v0.7.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v4.0.2
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking handlebars v3.5.3
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking which v4.0.2
[INFO] [stderr]     Checking open v1.6.0
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking mdbook v0.4.7
[INFO] [stderr]     Checking mdbook-curly-quotes v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "8de35d885f66ffe2e5bff9ed75b12613f577174ac675ca62b0d443fcd4fedc7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8de35d885f66ffe2e5bff9ed75b12613f577174ac675ca62b0d443fcd4fedc7e", kill_on_drop: false }`
[INFO] [stdout] 8de35d885f66ffe2e5bff9ed75b12613f577174ac675ca62b0d443fcd4fedc7e