[INFO] cloning repository https://github.com/bokuweb/rust-wasm-png-decoder-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bokuweb/rust-wasm-png-decoder-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbokuweb%2Frust-wasm-png-decoder-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbokuweb%2Frust-wasm-png-decoder-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11d2f696115f86483b57775e13e9ee67b81b4813
[INFO] documenting bokuweb/rust-wasm-png-decoder-example against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbokuweb%2Frust-wasm-png-decoder-example" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bokuweb/rust-wasm-png-decoder-example on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bokuweb/rust-wasm-png-decoder-example
[INFO] finished tweaking git repo https://github.com/bokuweb/rust-wasm-png-decoder-example
[INFO] tweaked toml for git repo https://github.com/bokuweb/rust-wasm-png-decoder-example written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/bokuweb/rust-wasm-png-decoder-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] 9fad85a01dfaf125cddc758b513c71540f5951ffa1d1bc59afb70b09ea3ca44a
[INFO] running `Command { std: "docker" "start" "-a" "9fad85a01dfaf125cddc758b513c71540f5951ffa1d1bc59afb70b09ea3ca44a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fad85a01dfaf125cddc758b513c71540f5951ffa1d1bc59afb70b09ea3ca44a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fad85a01dfaf125cddc758b513c71540f5951ffa1d1bc59afb70b09ea3ca44a", kill_on_drop: false }`
[INFO] [stdout] 9fad85a01dfaf125cddc758b513c71540f5951ffa1d1bc59afb70b09ea3ca44a
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 85584c1fc4f9159ddb6021b8bcd9b74c27477821d217ba6a3a06e4d1fdf9cf8b
[INFO] running `Command { std: "docker" "start" "-a" "85584c1fc4f9159ddb6021b8bcd9b74c27477821d217ba6a3a06e4d1fdf9cf8b", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking serde v1.0.21
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]     Checking inflate v0.3.3
[INFO] [stderr]     Checking deflate v0.7.17
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]    Compiling serde_derive v1.0.21
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking serde_json v1.0.6
[INFO] [stderr]  Documenting rust-wasm-png-decoder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.56s
[INFO] running `Command { std: "docker" "inspect" "85584c1fc4f9159ddb6021b8bcd9b74c27477821d217ba6a3a06e4d1fdf9cf8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85584c1fc4f9159ddb6021b8bcd9b74c27477821d217ba6a3a06e4d1fdf9cf8b", kill_on_drop: false }`
[INFO] [stdout] 85584c1fc4f9159ddb6021b8bcd9b74c27477821d217ba6a3a06e4d1fdf9cf8b