[INFO] fetching crate did_doc 0.3.1...
[INFO] checking did_doc-0.3.1 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate did_doc 0.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate did_doc 0.3.1 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate did_doc 0.3.1
[INFO] finished tweaking crates.io crate did_doc 0.3.1
[INFO] tweaked toml for crates.io crate did_doc 0.3.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa203d18f03a3199987231f9b91cdf6adf2ae0ed7d591b55a142f7ed427c7817
[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" "fa203d18f03a3199987231f9b91cdf6adf2ae0ed7d591b55a142f7ed427c7817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa203d18f03a3199987231f9b91cdf6adf2ae0ed7d591b55a142f7ed427c7817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa203d18f03a3199987231f9b91cdf6adf2ae0ed7d591b55a142f7ed427c7817", kill_on_drop: false }`
[INFO] [stdout] fa203d18f03a3199987231f9b91cdf6adf2ae0ed7d591b55a142f7ed427c7817
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a4df29c566b41ec6dc697ee868bdc517d4c7a792a75640a1149614be2ed64aa
[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" "9a4df29c566b41ec6dc697ee868bdc517d4c7a792a75640a1149614be2ed64aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking strum v0.15.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking serde_json v1.0.58
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking did_doc v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.89s
[INFO] running `Command { std: "docker" "inspect" "9a4df29c566b41ec6dc697ee868bdc517d4c7a792a75640a1149614be2ed64aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a4df29c566b41ec6dc697ee868bdc517d4c7a792a75640a1149614be2ed64aa", kill_on_drop: false }`
[INFO] [stdout] 9a4df29c566b41ec6dc697ee868bdc517d4c7a792a75640a1149614be2ed64aa