[INFO] cloning repository https://github.com/rust-lang-nursery/rustc-perf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang-nursery/rustc-perf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Frustc-perf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Frustc-perf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd2cd93d90cdcccf7b6dcee0315658094c0a97b8
[INFO] testing rust-lang-nursery/rustc-perf against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Frustc-perf" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  84% (10661/12670)
Updating files:  85% (10770/12670)
Updating files:  86% (10897/12670)
Updating files:  87% (11023/12670)
Updating files:  88% (11150/12670)
Updating files:  89% (11277/12670)
Updating files:  90% (11403/12670)
Updating files:  91% (11530/12670)
Updating files:  92% (11657/12670)
Updating files:  93% (11784/12670)
Updating files:  94% (11910/12670)
Updating files:  95% (12037/12670)
Updating files:  96% (12164/12670)
Updating files:  97% (12290/12670)
Updating files:  98% (12417/12670)
Updating files:  99% (12544/12670)
Updating files: 100% (12670/12670)
Updating files: 100% (12670/12670), done.
[INFO] validating manifest of git repo https://github.com/rust-lang-nursery/rustc-perf on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust-lang-nursery/rustc-perf
[INFO] finished tweaking git repo https://github.com/rust-lang-nursery/rustc-perf
[INFO] tweaked toml for git repo https://github.com/rust-lang-nursery/rustc-perf written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang-nursery/rustc-perf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f545311dc67561132939b376a1e1b0209eefb3975d2b84f2c124e0e93564bb5
[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" "4f545311dc67561132939b376a1e1b0209eefb3975d2b84f2c124e0e93564bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f545311dc67561132939b376a1e1b0209eefb3975d2b84f2c124e0e93564bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f545311dc67561132939b376a1e1b0209eefb3975d2b84f2c124e0e93564bb5", kill_on_drop: false }`
[INFO] [stdout] 4f545311dc67561132939b376a1e1b0209eefb3975d2b84f2c124e0e93564bb5
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c434dabca6351e6073dc31db002d463b7a115f9e7892d0b6396eab9c6ccd5102
[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" "c434dabca6351e6073dc31db002d463b7a115f9e7892d0b6396eab9c6ccd5102", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling protobuf v2.23.0
[INFO] [stderr]    Compiling prometheus v0.12.0
[INFO] [stderr]    Compiling str_stack v0.1.0
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling libsqlite3-sys v0.22.2
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling rgb v0.8.27
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling perf-event-open-sys v1.0.1
[INFO] [stderr]    Compiling memmap2 v0.2.3
[INFO] [stderr]    Compiling quick-xml v0.20.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling num-format v0.4.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling tar v0.4.35
[INFO] [stderr]    Compiling measureme v9.1.2 (https://github.com/rust-lang/measureme#b5768e33)
[INFO] [stderr]    Compiling sha-1 v0.9.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling inferno v0.10.6
[INFO] [stderr] error: could not compile `http`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name http --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/http-0.2.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=c93aac308b689b2c -C extra-filename=-c93aac308b689b2c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-e6eec5aeecffa8a4.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-d1dc8bedb5ffcb44.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-fcb8bedeb56c3631.rmeta --cap-lints allow --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" "c434dabca6351e6073dc31db002d463b7a115f9e7892d0b6396eab9c6ccd5102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c434dabca6351e6073dc31db002d463b7a115f9e7892d0b6396eab9c6ccd5102", kill_on_drop: false }`
[INFO] [stdout] c434dabca6351e6073dc31db002d463b7a115f9e7892d0b6396eab9c6ccd5102