[INFO] cloning repository https://github.com/tckastanek/kcat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tckastanek/kcat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftckastanek%2Fkcat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftckastanek%2Fkcat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d781683cb58ce34771b1a89d0db7385318112ee
[INFO] testing tckastanek/kcat against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftckastanek%2Fkcat" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tckastanek/kcat on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tckastanek/kcat
[INFO] finished tweaking git repo https://github.com/tckastanek/kcat
[INFO] tweaked toml for git repo https://github.com/tckastanek/kcat written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/tckastanek/kcat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3b37a684cca3d76b86f1fec62751b8ca1dff1a35f36c535952861d7453fcada5
[INFO] running `Command { std: "docker" "start" "-a" "3b37a684cca3d76b86f1fec62751b8ca1dff1a35f36c535952861d7453fcada5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b37a684cca3d76b86f1fec62751b8ca1dff1a35f36c535952861d7453fcada5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b37a684cca3d76b86f1fec62751b8ca1dff1a35f36c535952861d7453fcada5", kill_on_drop: false }`
[INFO] [stdout] 3b37a684cca3d76b86f1fec62751b8ca1dff1a35f36c535952861d7453fcada5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3646fcec1a22ae329acafad57641b1cf65bab4abd53f23996e1210a91a172a4
[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" "c3646fcec1a22ae329acafad57641b1cf65bab4abd53f23996e1210a91a172a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling atty v0.2.8
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling regex-syntax v0.6.8
[INFO] [stderr]    Compiling walkdir v2.1.4
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling onig_sys v68.2.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling flate2 v1.0.1
[INFO] [stderr]    Compiling serde_derive_internals v0.22.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.35
[INFO] [stderr]    Compiling onig v4.1.0
[INFO] [stderr]    Compiling serde_json v1.0.13
[INFO] [stderr]    Compiling plist v0.4.2
[INFO] [stderr]    Compiling backtrace v0.3.6
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling syntect v3.2.0
[INFO] [stderr]    Compiling kcat v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "c3646fcec1a22ae329acafad57641b1cf65bab4abd53f23996e1210a91a172a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3646fcec1a22ae329acafad57641b1cf65bab4abd53f23996e1210a91a172a4", kill_on_drop: false }`
[INFO] [stdout] c3646fcec1a22ae329acafad57641b1cf65bab4abd53f23996e1210a91a172a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c3e16ddc993313519215b1de10eb0d4830466e5b2ef357d0ac937f5f2245064
[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" "8c3e16ddc993313519215b1de10eb0d4830466e5b2ef357d0ac937f5f2245064", kill_on_drop: false }`
[INFO] [stderr]    Compiling kcat v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "8c3e16ddc993313519215b1de10eb0d4830466e5b2ef357d0ac937f5f2245064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c3e16ddc993313519215b1de10eb0d4830466e5b2ef357d0ac937f5f2245064", kill_on_drop: false }`
[INFO] [stdout] 8c3e16ddc993313519215b1de10eb0d4830466e5b2ef357d0ac937f5f2245064
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cee418d7dd56384289dc7143ce6b722ef73a677bb47412d013028092ac867d50
[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" "cee418d7dd56384289dc7143ce6b722ef73a677bb47412d013028092ac867d50", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kcat-a53d4aada406e84f
[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 `Command { std: "docker" "inspect" "cee418d7dd56384289dc7143ce6b722ef73a677bb47412d013028092ac867d50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee418d7dd56384289dc7143ce6b722ef73a677bb47412d013028092ac867d50", kill_on_drop: false }`
[INFO] [stdout] cee418d7dd56384289dc7143ce6b722ef73a677bb47412d013028092ac867d50