[INFO] cloning repository https://github.com/valff/rustc-perf-regression
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/valff/rustc-perf-regression" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalff%2Frustc-perf-regression", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalff%2Frustc-perf-regression'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd91cfdb52a9d2d2e5eca90820242fe201405cfc
[INFO] testing valff/rustc-perf-regression against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvalff%2Frustc-perf-regression" "/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/valff/rustc-perf-regression 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/valff/rustc-perf-regression
[INFO] finished tweaking git repo https://github.com/valff/rustc-perf-regression
[INFO] tweaked toml for git repo https://github.com/valff/rustc-perf-regression written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/valff/rustc-perf-regression 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] 7cb642e9433fc2c2042c805641737a74242f30aad6468a0f3357b774d9f0b7b9
[INFO] running `Command { std: "docker" "start" "-a" "7cb642e9433fc2c2042c805641737a74242f30aad6468a0f3357b774d9f0b7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cb642e9433fc2c2042c805641737a74242f30aad6468a0f3357b774d9f0b7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cb642e9433fc2c2042c805641737a74242f30aad6468a0f3357b774d9f0b7b9", kill_on_drop: false }`
[INFO] [stdout] 7cb642e9433fc2c2042c805641737a74242f30aad6468a0f3357b774d9f0b7b9
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d81c1865efb9466f82b22d9bd67377055e2e8afab634c33708c9d919247153c9
[INFO] running `Command { std: "docker" "start" "-a" "d81c1865efb9466f82b22d9bd67377055e2e8afab634c33708c9d919247153c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-perf-regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "d81c1865efb9466f82b22d9bd67377055e2e8afab634c33708c9d919247153c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d81c1865efb9466f82b22d9bd67377055e2e8afab634c33708c9d919247153c9", kill_on_drop: false }`
[INFO] [stdout] d81c1865efb9466f82b22d9bd67377055e2e8afab634c33708c9d919247153c9
[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] 3104485c8ce01d25317250a09075c4d694d1c55c94fd9f52e28ef4ae9bf71f81
[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" "3104485c8ce01d25317250a09075c4d694d1c55c94fd9f52e28ef4ae9bf71f81", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-perf-regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "3104485c8ce01d25317250a09075c4d694d1c55c94fd9f52e28ef4ae9bf71f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3104485c8ce01d25317250a09075c4d694d1c55c94fd9f52e28ef4ae9bf71f81", kill_on_drop: false }`
[INFO] [stdout] 3104485c8ce01d25317250a09075c4d694d1c55c94fd9f52e28ef4ae9bf71f81
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e4e9a4819bd7c12a0d198ce667fe08452aa12df85a13dee4d03c4b81cf0ebc90
[INFO] running `Command { std: "docker" "start" "-a" "e4e9a4819bd7c12a0d198ce667fe08452aa12df85a13dee4d03c4b81cf0ebc90", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustc_perf_regression-2a6bbd590a9a1d8d
[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" "e4e9a4819bd7c12a0d198ce667fe08452aa12df85a13dee4d03c4b81cf0ebc90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4e9a4819bd7c12a0d198ce667fe08452aa12df85a13dee4d03c4b81cf0ebc90", kill_on_drop: false }`
[INFO] [stdout] e4e9a4819bd7c12a0d198ce667fe08452aa12df85a13dee4d03c4b81cf0ebc90