[INFO] cloning repository https://github.com/lukechilds/trim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukechilds/trim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukechilds%2Ftrim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukechilds%2Ftrim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5cf4950553a3fad2ac4170bd27b7b65942cc198d
[INFO] testing lukechilds/trim against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukechilds%2Ftrim" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lukechilds/trim 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/lukechilds/trim
[INFO] finished tweaking git repo https://github.com/lukechilds/trim
[INFO] tweaked toml for git repo https://github.com/lukechilds/trim written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/lukechilds/trim 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] fb9d7b6bcd7cdecfc0eacfcb59a2f6555ca84a62ed29abe766edf4e1a561a4fa
[INFO] running `Command { std: "docker" "start" "-a" "fb9d7b6bcd7cdecfc0eacfcb59a2f6555ca84a62ed29abe766edf4e1a561a4fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb9d7b6bcd7cdecfc0eacfcb59a2f6555ca84a62ed29abe766edf4e1a561a4fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9d7b6bcd7cdecfc0eacfcb59a2f6555ca84a62ed29abe766edf4e1a561a4fa", kill_on_drop: false }`
[INFO] [stdout] fb9d7b6bcd7cdecfc0eacfcb59a2f6555ca84a62ed29abe766edf4e1a561a4fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 58859106b5126bca9c442bfb91f5075e248cf2730bf73a0753f39f5b7bb58328
[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" "58859106b5126bca9c442bfb91f5075e248cf2730bf73a0753f39f5b7bb58328", kill_on_drop: false }`
[INFO] [stderr]    Compiling trim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "58859106b5126bca9c442bfb91f5075e248cf2730bf73a0753f39f5b7bb58328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58859106b5126bca9c442bfb91f5075e248cf2730bf73a0753f39f5b7bb58328", kill_on_drop: false }`
[INFO] [stdout] 58859106b5126bca9c442bfb91f5075e248cf2730bf73a0753f39f5b7bb58328
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4eb5bd337ddab1d94c9fa7d90f57096a4426774f0b42dd449568c4c73d436a0c
[INFO] running `Command { std: "docker" "start" "-a" "4eb5bd337ddab1d94c9fa7d90f57096a4426774f0b42dd449568c4c73d436a0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling trim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "4eb5bd337ddab1d94c9fa7d90f57096a4426774f0b42dd449568c4c73d436a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eb5bd337ddab1d94c9fa7d90f57096a4426774f0b42dd449568c4c73d436a0c", kill_on_drop: false }`
[INFO] [stdout] 4eb5bd337ddab1d94c9fa7d90f57096a4426774f0b42dd449568c4c73d436a0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ff3c3c6b5c30d18433fd85a23cd04203698c08461d3409fd17ea8d3838a3005a
[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" "ff3c3c6b5c30d18433fd85a23cd04203698c08461d3409fd17ea8d3838a3005a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/trim-e5d4f3d72f267221
[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" "ff3c3c6b5c30d18433fd85a23cd04203698c08461d3409fd17ea8d3838a3005a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff3c3c6b5c30d18433fd85a23cd04203698c08461d3409fd17ea8d3838a3005a", kill_on_drop: false }`
[INFO] [stdout] ff3c3c6b5c30d18433fd85a23cd04203698c08461d3409fd17ea8d3838a3005a