[INFO] fetching crate pandoc 0.8.0...
[INFO] checking pandoc-0.8.0 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate pandoc 0.8.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate pandoc 0.8.0 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 pandoc 0.8.0
[INFO] finished tweaking crates.io crate pandoc 0.8.0
[INFO] tweaked toml for crates.io crate pandoc 0.8.0 written to /workspace/builds/worker-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] adb666b5716c80bad22b1ade5393ed9deda48d466ff63e25b0ad0c6bc524c67a
[INFO] running `Command { std: "docker" "start" "-a" "adb666b5716c80bad22b1ade5393ed9deda48d466ff63e25b0ad0c6bc524c67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adb666b5716c80bad22b1ade5393ed9deda48d466ff63e25b0ad0c6bc524c67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adb666b5716c80bad22b1ade5393ed9deda48d466ff63e25b0ad0c6bc524c67a", kill_on_drop: false }`
[INFO] [stdout] adb666b5716c80bad22b1ade5393ed9deda48d466ff63e25b0ad0c6bc524c67a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f6083357258cf5e2d4b9f0322ddde9a32a286fc078f33b3818d147ad05e6e1bd
[INFO] running `Command { std: "docker" "start" "-a" "f6083357258cf5e2d4b9f0322ddde9a32a286fc078f33b3818d147ad05e6e1bd", kill_on_drop: false }`
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking pandoc v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]     --> src/lib.rs:1189:31
[INFO] [stdout]      |
[INFO] [stdout] 1189 |             IoErr(ref e) => e.description(),
[INFO] [stdout]      |                               ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]     --> src/lib.rs:1189:31
[INFO] [stdout]      |
[INFO] [stdout] 1189 |             IoErr(ref e) => e.description(),
[INFO] [stdout]      |                               ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.10s
[INFO] running `Command { std: "docker" "inspect" "f6083357258cf5e2d4b9f0322ddde9a32a286fc078f33b3818d147ad05e6e1bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6083357258cf5e2d4b9f0322ddde9a32a286fc078f33b3818d147ad05e6e1bd", kill_on_drop: false }`
[INFO] [stdout] f6083357258cf5e2d4b9f0322ddde9a32a286fc078f33b3818d147ad05e6e1bd