[INFO] cloning repository https://github.com/datatrash/wasm-png
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/datatrash/wasm-png" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdatatrash%2Fwasm-png", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdatatrash%2Fwasm-png'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c80743f36abed18e3c6ba8d7d33ff50223251ceb
[INFO] checking datatrash/wasm-png against master#7a8636c843bd24038fe1d1f69b4a8e4b0ea55d4e for pr-102091
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdatatrash%2Fwasm-png" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/datatrash/wasm-png on toolchain 7a8636c843bd24038fe1d1f69b4a8e4b0ea55d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7a8636c843bd24038fe1d1f69b4a8e4b0ea55d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/datatrash/wasm-png
[INFO] finished tweaking git repo https://github.com/datatrash/wasm-png
[INFO] tweaked toml for git repo https://github.com/datatrash/wasm-png written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/datatrash/wasm-png already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7a8636c843bd24038fe1d1f69b4a8e4b0ea55d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rgb v0.8.31
[INFO] [stderr]   Downloaded argh v0.1.6
[INFO] [stderr]   Downloaded argh_shared v0.1.6
[INFO] [stderr]   Downloaded argh_derive v0.1.6
[INFO] [stderr]   Downloaded iter-read v0.3.1
[INFO] [stderr]   Downloaded fs-err v2.6.0
[INFO] [stderr]   Downloaded zopfli v0.7.1
[INFO] [stderr]   Downloaded fallible_collections v0.4.4
[INFO] [stderr]   Downloaded lodepng v3.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:06bd2dc561ac9b9120e7d8112cca06cd3b1bded0ddb8515a4f6a39439d56c944" "/opt/rustwide/cargo-home/bin/cargo" "+7a8636c843bd24038fe1d1f69b4a8e4b0ea55d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1e710f9b09c425807741726f3e5cd1f63b49b68c43aead31f227064e41f30d0
[INFO] running `Command { std: "docker" "start" "-a" "b1e710f9b09c425807741726f3e5cd1f63b49b68c43aead31f227064e41f30d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1e710f9b09c425807741726f3e5cd1f63b49b68c43aead31f227064e41f30d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e710f9b09c425807741726f3e5cd1f63b49b68c43aead31f227064e41f30d0", kill_on_drop: false }`
[INFO] [stdout] b1e710f9b09c425807741726f3e5cd1f63b49b68c43aead31f227064e41f30d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--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@sha256:06bd2dc561ac9b9120e7d8112cca06cd3b1bded0ddb8515a4f6a39439d56c944" "/opt/rustwide/cargo-home/bin/cargo" "+7a8636c843bd24038fe1d1f69b4a8e4b0ea55d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2806174455be6e205e9836d36d002adbeb10ee0db067aa7b96b8c8f3c8d6a7ea
[INFO] running `Command { std: "docker" "start" "-a" "2806174455be6e205e9836d36d002adbeb10ee0db067aa7b96b8c8f3c8d6a7ea", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling argh_shared v0.1.6
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking crc-catalog v2.1.0
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking iter-read v0.3.1
[INFO] [stderr]     Checking crc v3.0.0
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking rgb v0.8.31
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking fs-err v2.6.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking zopfli v0.7.1
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking fallible_collections v0.4.4
[INFO] [stderr]     Checking lodepng v3.5.0
[INFO] [stderr]    Compiling argh_derive v0.1.6
[INFO] [stderr]     Checking argh v0.1.6
[INFO] [stderr]     Checking wasmpng v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.88s
[INFO] running `Command { std: "docker" "inspect" "2806174455be6e205e9836d36d002adbeb10ee0db067aa7b96b8c8f3c8d6a7ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2806174455be6e205e9836d36d002adbeb10ee0db067aa7b96b8c8f3c8d6a7ea", kill_on_drop: false }`
[INFO] [stdout] 2806174455be6e205e9836d36d002adbeb10ee0db067aa7b96b8c8f3c8d6a7ea