[INFO] updating cached repository https://github.com/callumobrien-bluefruit/png2l4
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 844b4621e0d3f06bebe23fe10da81cd58cdd8f29
[INFO] testing callumobrien-bluefruit/png2l4 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcallumobrien-bluefruit%2Fpng2l4" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/callumobrien-bluefruit/png2l4 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/callumobrien-bluefruit/png2l4
[INFO] finished tweaking git repo https://github.com/callumobrien-bluefruit/png2l4
[INFO] tweaked toml for git repo https://github.com/callumobrien-bluefruit/png2l4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/callumobrien-bluefruit/png2l4 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTFLAGS=--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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 205fa199ec62b52e97379a770ac3651ac19a11f9e00329ef76e9e08ff48ec57b
[INFO] running `"docker" "start" "-a" "205fa199ec62b52e97379a770ac3651ac19a11f9e00329ef76e9e08ff48ec57b"`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling png2l4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.54s
[INFO] running `"docker" "inspect" "205fa199ec62b52e97379a770ac3651ac19a11f9e00329ef76e9e08ff48ec57b"`
[INFO] running `"docker" "rm" "-f" "205fa199ec62b52e97379a770ac3651ac19a11f9e00329ef76e9e08ff48ec57b"`
[INFO] [stdout] 205fa199ec62b52e97379a770ac3651ac19a11f9e00329ef76e9e08ff48ec57b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTFLAGS=--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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 633baae3079b49ba11d0021dacb6593f5012981b61c4cba7f20c2b6ed5fd5598
[INFO] running `"docker" "start" "-a" "633baae3079b49ba11d0021dacb6593f5012981b61c4cba7f20c2b6ed5fd5598"`
[INFO] [stderr]    Compiling png2l4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "633baae3079b49ba11d0021dacb6593f5012981b61c4cba7f20c2b6ed5fd5598"`
[INFO] running `"docker" "rm" "-f" "633baae3079b49ba11d0021dacb6593f5012981b61c4cba7f20c2b6ed5fd5598"`
[INFO] [stdout] 633baae3079b49ba11d0021dacb6593f5012981b61c4cba7f20c2b6ed5fd5598
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTFLAGS=--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" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stdout] 6bef0097fc8c0d3056f0b55d94e156ff60bfffa41f50d34b5f71acc0621e925e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "6bef0097fc8c0d3056f0b55d94e156ff60bfffa41f50d34b5f71acc0621e925e"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/png2l4-f5a1dcba230157d4
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/png2l4-7f20d4291ebe2940
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests png2l4
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6bef0097fc8c0d3056f0b55d94e156ff60bfffa41f50d34b5f71acc0621e925e"`
[INFO] running `"docker" "rm" "-f" "6bef0097fc8c0d3056f0b55d94e156ff60bfffa41f50d34b5f71acc0621e925e"`
[INFO] [stdout] 6bef0097fc8c0d3056f0b55d94e156ff60bfffa41f50d34b5f71acc0621e925e