[INFO] cloning repository https://github.com/ChariotEngine/util_palette-search
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChariotEngine/util_palette-search" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChariotEngine%2Futil_palette-search", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChariotEngine%2Futil_palette-search'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ddf8d49a001f3bb472c851e9e1d0d1d30c7a722
[INFO] checking ChariotEngine/util_palette-search against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChariotEngine%2Futil_palette-search" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ChariotEngine/util_palette-search on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ChariotEngine/util_palette-search
[INFO] finished tweaking git repo https://github.com/ChariotEngine/util_palette-search
[INFO] tweaked toml for git repo https://github.com/ChariotEngine/util_palette-search written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ChariotEngine/util_palette-search already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-segmentation v1.1.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.4
[INFO] [stderr]   Downloaded vec_map v0.7.0
[INFO] [stderr]   Downloaded libc v0.2.22
[INFO] [stderr]   Downloaded atty v0.2.2
[INFO] [stderr]   Downloaded chariot_palette v0.1.5
[INFO] [stderr]   Downloaded error-chain v0.5.0
[INFO] [stderr]   Downloaded gcc v0.3.46
[INFO] [stderr]   Downloaded clap v2.24.1
[INFO] [stderr]   Downloaded backtrace-sys v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dba523758ac444bb870901cd6a74299b40ad60202d69c9b1e93de245e04717f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4dba523758ac444bb870901cd6a74299b40ad60202d69c9b1e93de245e04717f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dba523758ac444bb870901cd6a74299b40ad60202d69c9b1e93de245e04717f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dba523758ac444bb870901cd6a74299b40ad60202d69c9b1e93de245e04717f", kill_on_drop: false }`
[INFO] [stdout] 4dba523758ac444bb870901cd6a74299b40ad60202d69c9b1e93de245e04717f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4af12ad5e2f3ba00fd80fe2fcc2267a9777d86f89e03e23f72bdf41160317c6d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4af12ad5e2f3ba00fd80fe2fcc2267a9777d86f89e03e23f72bdf41160317c6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking libc v0.2.22
[INFO] [stderr]    Compiling gcc v0.3.46
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking vec_map v0.7.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking clap v2.24.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]     Checking error-chain v0.5.0
[INFO] [stderr]     Checking chariot_palette v0.1.5
[INFO] [stderr]     Checking palette-search v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.28s
[INFO] running `Command { std: "docker" "inspect" "4af12ad5e2f3ba00fd80fe2fcc2267a9777d86f89e03e23f72bdf41160317c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af12ad5e2f3ba00fd80fe2fcc2267a9777d86f89e03e23f72bdf41160317c6d", kill_on_drop: false }`
[INFO] [stdout] 4af12ad5e2f3ba00fd80fe2fcc2267a9777d86f89e03e23f72bdf41160317c6d