[INFO] fetching crate sharkdown 0.1.1...
[INFO] checking sharkdown-0.1.1 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate sharkdown 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate sharkdown 0.1.1 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sharkdown 0.1.1
[INFO] finished tweaking crates.io crate sharkdown 0.1.1
[INFO] tweaked toml for crates.io crate sharkdown 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate sharkdown 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] ccfd0cb0533e4402a09d62edbc99f35047cb532683bf2464d0a82b7547be1f52
[INFO] running `Command { std: "docker" "start" "-a" "ccfd0cb0533e4402a09d62edbc99f35047cb532683bf2464d0a82b7547be1f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccfd0cb0533e4402a09d62edbc99f35047cb532683bf2464d0a82b7547be1f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccfd0cb0533e4402a09d62edbc99f35047cb532683bf2464d0a82b7547be1f52", kill_on_drop: false }`
[INFO] [stdout] ccfd0cb0533e4402a09d62edbc99f35047cb532683bf2464d0a82b7547be1f52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] afe2176cc5eed847924a32d7bb3cbff8f4b9bbbcb95ace62142e842a4d0505f2
[INFO] running `Command { std: "docker" "start" "-a" "afe2176cc5eed847924a32d7bb3cbff8f4b9bbbcb95ace62142e842a4d0505f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking sharkdown v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `file_name`
[INFO] [stdout]  --> src/html.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     file_name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_name`
[INFO] [stdout]  --> src/html.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     file_name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.01s
[INFO] running `Command { std: "docker" "inspect" "afe2176cc5eed847924a32d7bb3cbff8f4b9bbbcb95ace62142e842a4d0505f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afe2176cc5eed847924a32d7bb3cbff8f4b9bbbcb95ace62142e842a4d0505f2", kill_on_drop: false }`
[INFO] [stdout] afe2176cc5eed847924a32d7bb3cbff8f4b9bbbcb95ace62142e842a4d0505f2