[INFO] fetching crate ptth_server 2.1.0...
[INFO] testing ptth_server-2.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ptth_server 2.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ptth_server 2.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ptth_server 2.1.0
[INFO] finished tweaking crates.io crate ptth_server 2.1.0
[INFO] tweaked toml for crates.io crate ptth_server 2.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate ptth_server 2.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded polling v2.0.3
[INFO] [stderr]   Downloaded arc-swap v1.2.0
[INFO] [stderr]   Downloaded darwin-libproc-sys v0.2.0
[INFO] [stderr]   Downloaded heim-runtime v0.1.0-rc.1
[INFO] [stderr]   Downloaded darwin-libproc v0.2.0
[INFO] [stderr]   Downloaded signal-hook v0.3.8
[INFO] [stderr]   Downloaded heim-common v0.1.0-rc.1
[INFO] [stderr]   Downloaded macaddr v1.0.1
[INFO] [stderr]   Downloaded async-io v1.4.1
[INFO] [stderr]   Downloaded platforms v1.0.3
[INFO] [stderr]   Downloaded handlebars v3.5.5
[INFO] [stderr]   Downloaded heim-process v0.1.1-rc.1
[INFO] [stderr]   Downloaded async-net v1.6.0
[INFO] [stderr]   Downloaded ordered-float v2.0.1
[INFO] [stderr]   Downloaded heim-net v0.1.0-rc.1
[INFO] [stderr]   Downloaded uom v0.30.0
[INFO] [stderr]   Downloaded async-process v1.1.0
[INFO] [stderr]   Downloaded heim v0.1.0-rc.1
[INFO] [stderr]   Downloaded heim-cpu v0.1.0-rc.1
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.18
[INFO] [stderr]   Downloaded always_equal v1.0.2
[INFO] [stderr]   Downloaded heim-host v0.1.0-rc.1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e5286aee6622c4e9fa5eb8b7caefa3b365d89ec9e09f8ab6a046c5add879230
[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" "9e5286aee6622c4e9fa5eb8b7caefa3b365d89ec9e09f8ab6a046c5add879230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e5286aee6622c4e9fa5eb8b7caefa3b365d89ec9e09f8ab6a046c5add879230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5286aee6622c4e9fa5eb8b7caefa3b365d89ec9e09f8ab6a046c5add879230", kill_on_drop: false }`
[INFO] [stdout] 9e5286aee6622c4e9fa5eb8b7caefa3b365d89ec9e09f8ab6a046c5add879230
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 2ac1346f486ea93a45de52e3002b0a90eaf03185be0965d8c65b84ef7e5e54f3
[INFO] running `Command { std: "docker" "start" "-a" "2ac1346f486ea93a45de52e3002b0a90eaf03185be0965d8c65b84ef7e5e54f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling futures-io v0.3.14
[INFO] [stderr]    Compiling futures-sink v0.3.14
[INFO] [stderr]    Compiling futures-task v0.3.14
[INFO] [stderr]    Compiling signal-hook v0.3.8
[INFO] [stderr]    Compiling heim-common v0.1.0-rc.1
[INFO] [stderr]    Compiling httparse v1.4.0
[INFO] [stderr]    Compiling platforms v1.0.3
[INFO] [stderr]    Compiling heim-host v0.1.0-rc.1
[INFO] [stderr]    Compiling arc-swap v1.2.0
[INFO] [stderr]    Compiling always_equal v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling futures-channel v0.3.14
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling ordered-float v2.0.1
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling async-fs v1.5.0
[INFO] [stderr]    Compiling uom v0.30.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling async-io v1.4.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling async-net v1.6.0
[INFO] [stderr]    Compiling async-process v1.1.0
[INFO] [stderr]    Compiling smol v1.2.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr] error: could not compile `uom`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name uom --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/uom-0.30.0/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 --cfg 'feature="autoconvert"' --cfg 'feature="default"' --cfg 'feature="f32"' --cfg 'feature="f64"' --cfg 'feature="num-rational"' --cfg 'feature="rational-support"' --cfg 'feature="si"' --cfg 'feature="std"' --cfg 'feature="u64"' -C metadata=9e7090101af3c0b5 -C extra-filename=-9e7090101af3c0b5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern num_rational=/opt/rustwide/target/debug/deps/libnum_rational-8b15e7a4d8852fcc.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-214063de6a56896b.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-7c17936734eab9d3.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" "2ac1346f486ea93a45de52e3002b0a90eaf03185be0965d8c65b84ef7e5e54f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ac1346f486ea93a45de52e3002b0a90eaf03185be0965d8c65b84ef7e5e54f3", kill_on_drop: false }`
[INFO] [stdout] 2ac1346f486ea93a45de52e3002b0a90eaf03185be0965d8c65b84ef7e5e54f3