[INFO] fetching crate nopng 0.0.1...
[INFO] testing nopng-0.0.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate nopng 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate nopng 0.0.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate nopng 0.0.1
[INFO] tweaked toml for crates.io crate nopng 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nopng 0.0.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nopng 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b33c19074a27248f39aa1db8926d4a8e092ea9102e318a1b772b2355db1875cc
[INFO] running `Command { std: "docker" "start" "-a" "b33c19074a27248f39aa1db8926d4a8e092ea9102e318a1b772b2355db1875cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b33c19074a27248f39aa1db8926d4a8e092ea9102e318a1b772b2355db1875cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b33c19074a27248f39aa1db8926d4a8e092ea9102e318a1b772b2355db1875cc", kill_on_drop: false }`
[INFO] [stdout] b33c19074a27248f39aa1db8926d4a8e092ea9102e318a1b772b2355db1875cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1ae0473edb448e434d0bb685ccef2c30d317cf2b7ed6322993847a590a20852
[INFO] running `Command { std: "docker" "start" "-a" "f1ae0473edb448e434d0bb685ccef2c30d317cf2b7ed6322993847a590a20852", kill_on_drop: false }`
[INFO] [stderr]    Compiling nopng v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "f1ae0473edb448e434d0bb685ccef2c30d317cf2b7ed6322993847a590a20852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1ae0473edb448e434d0bb685ccef2c30d317cf2b7ed6322993847a590a20852", kill_on_drop: false }`
[INFO] [stdout] f1ae0473edb448e434d0bb685ccef2c30d317cf2b7ed6322993847a590a20852
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c03c2d588da67a43c45c89f814f5a08679fc5d94a7f00359a164b8483af5a3e6
[INFO] running `Command { std: "docker" "start" "-a" "c03c2d588da67a43c45c89f814f5a08679fc5d94a7f00359a164b8483af5a3e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling nopng v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "c03c2d588da67a43c45c89f814f5a08679fc5d94a7f00359a164b8483af5a3e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c03c2d588da67a43c45c89f814f5a08679fc5d94a7f00359a164b8483af5a3e6", kill_on_drop: false }`
[INFO] [stdout] c03c2d588da67a43c45c89f814f5a08679fc5d94a7f00359a164b8483af5a3e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ba0398197ea2fae61cf5e64032da5cd9d2b6c52675b304b86c8d0e9df7a336a
[INFO] running `Command { std: "docker" "start" "-a" "3ba0398197ea2fae61cf5e64032da5cd9d2b6c52675b304b86c8d0e9df7a336a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nopng-2f70fe78938ff790)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nopng
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ba0398197ea2fae61cf5e64032da5cd9d2b6c52675b304b86c8d0e9df7a336a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ba0398197ea2fae61cf5e64032da5cd9d2b6c52675b304b86c8d0e9df7a336a", kill_on_drop: false }`
[INFO] [stdout] 3ba0398197ea2fae61cf5e64032da5cd9d2b6c52675b304b86c8d0e9df7a336a