[INFO] fetching crate displaydoc 0.1.7...
[INFO] checking displaydoc-0.1.7 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate displaydoc 0.1.7 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate displaydoc 0.1.7 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate displaydoc 0.1.7
[INFO] finished tweaking crates.io crate displaydoc 0.1.7
[INFO] tweaked toml for crates.io crate displaydoc 0.1.7 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate displaydoc 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aa37866ca15e65e3daaecde868510f519f532e0099e0b25322be7346ef4d5ad5
[INFO] running `Command { std: "docker" "start" "-a" "aa37866ca15e65e3daaecde868510f519f532e0099e0b25322be7346ef4d5ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa37866ca15e65e3daaecde868510f519f532e0099e0b25322be7346ef4d5ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa37866ca15e65e3daaecde868510f519f532e0099e0b25322be7346ef4d5ad5", kill_on_drop: false }`
[INFO] [stdout] aa37866ca15e65e3daaecde868510f519f532e0099e0b25322be7346ef4d5ad5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] acaad80be0e89f6e15c6e2f1d404710e32b485341d109fd613f5c9d1b72e6019
[INFO] running `Command { std: "docker" "start" "-a" "acaad80be0e89f6e15c6e2f1d404710e32b485341d109fd613f5c9d1b72e6019", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking quote v1.0.6
[INFO] [stderr]     Checking displaydoc v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking trybuild v1.0.27
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.52s
[INFO] running `Command { std: "docker" "inspect" "acaad80be0e89f6e15c6e2f1d404710e32b485341d109fd613f5c9d1b72e6019", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acaad80be0e89f6e15c6e2f1d404710e32b485341d109fd613f5c9d1b72e6019", kill_on_drop: false }`
[INFO] [stdout] acaad80be0e89f6e15c6e2f1d404710e32b485341d109fd613f5c9d1b72e6019