[INFO] cloning repository https://github.com/7sDream/remda
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/7sDream/remda" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7sDream%2Fremda", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7sDream%2Fremda'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a80e94528ddd70443b7faadf0853e9e8d59c71c6
[INFO] testing 7sDream/remda against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7sDream%2Fremda" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/7sDream/remda on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/7sDream/remda
[INFO] finished tweaking git repo https://github.com/7sDream/remda
[INFO] tweaked toml for git repo https://github.com/7sDream/remda written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/7sDream/remda already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 981f9cd32c5a01f34b514562881b0ef51c3b4538efde505394d070931ba4255d
[INFO] running `Command { std: "docker" "start" "-a" "981f9cd32c5a01f34b514562881b0ef51c3b4538efde505394d070931ba4255d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "981f9cd32c5a01f34b514562881b0ef51c3b4538efde505394d070931ba4255d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "981f9cd32c5a01f34b514562881b0ef51c3b4538efde505394d070931ba4255d", kill_on_drop: false }`
[INFO] [stdout] 981f9cd32c5a01f34b514562881b0ef51c3b4538efde505394d070931ba4255d
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b1fb69e0a29b97ce70b6127ecb6c670610f72c1dec50356b19780263b928f51
[INFO] running `Command { std: "docker" "start" "-a" "5b1fb69e0a29b97ce70b6127ecb6c670610f72c1dec50356b19780263b928f51", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling bytemuck v1.5.1
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling remda v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.07s
[INFO] running `Command { std: "docker" "inspect" "5b1fb69e0a29b97ce70b6127ecb6c670610f72c1dec50356b19780263b928f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b1fb69e0a29b97ce70b6127ecb6c670610f72c1dec50356b19780263b928f51", kill_on_drop: false }`
[INFO] [stdout] 5b1fb69e0a29b97ce70b6127ecb6c670610f72c1dec50356b19780263b928f51
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3906c88d337ea240454040163188f8e8652b66bf3901f1493a6291850bfe5bf4
[INFO] running `Command { std: "docker" "start" "-a" "3906c88d337ea240454040163188f8e8652b66bf3901f1493a6291850bfe5bf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling remda v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `remda`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rtnw_10 --edition=2018 examples/rtnw_10.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=cc968237caa55b18 -C extra-filename=-cc968237caa55b18 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-c8727e2345793f78.rlib --extern image=/opt/rustwide/target/debug/deps/libimage-02908560186b20be.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-18e19f5b5787b169.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-f16847a2c7ac51f0.rlib --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-f3ab2a2ff8e863a7.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-c8d5ef8636b2e890.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-e8c46f44fd5e7dc4.rlib --extern remda=/opt/rustwide/target/debug/deps/libremda-9e5fdf23e9450bb6.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3906c88d337ea240454040163188f8e8652b66bf3901f1493a6291850bfe5bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3906c88d337ea240454040163188f8e8652b66bf3901f1493a6291850bfe5bf4", kill_on_drop: false }`
[INFO] [stdout] 3906c88d337ea240454040163188f8e8652b66bf3901f1493a6291850bfe5bf4