[INFO] cloning repository https://github.com/divinusdracodominus/trellobot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/divinusdracodominus/trellobot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivinusdracodominus%2Ftrellobot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivinusdracodominus%2Ftrellobot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5358cbe52612b4afc45658162d67d75569b88390
[INFO] testing divinusdracodominus/trellobot against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivinusdracodominus%2Ftrellobot" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/divinusdracodominus/trellobot 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/divinusdracodominus/trellobot
[INFO] finished tweaking git repo https://github.com/divinusdracodominus/trellobot
[INFO] tweaked toml for git repo https://github.com/divinusdracodominus/trellobot written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/divinusdracodominus/trellobot 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] b510cc4ba245be4c80d257be31c443502a4a9c69b28fe30290e596d72af80a46
[INFO] running `Command { std: "docker" "start" "-a" "b510cc4ba245be4c80d257be31c443502a4a9c69b28fe30290e596d72af80a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b510cc4ba245be4c80d257be31c443502a4a9c69b28fe30290e596d72af80a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b510cc4ba245be4c80d257be31c443502a4a9c69b28fe30290e596d72af80a46", kill_on_drop: false }`
[INFO] [stdout] b510cc4ba245be4c80d257be31c443502a4a9c69b28fe30290e596d72af80a46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 3c6aad1bb813f0e64f9cd51d2cc9ecb95021e0c857c4a36289b3853f0f11cd09
[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" "3c6aad1bb813f0e64f9cd51d2cc9ecb95021e0c857c4a36289b3853f0f11cd09", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling smallvec v1.5.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.68.0
[INFO] [stderr]    Compiling target-lexicon v0.11.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling wasmparser v0.65.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling more-asserts v0.2.1
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling wasmparser v0.57.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling wasmtime-cache v0.21.0
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling bytes v0.6.0
[INFO] [stderr]    Compiling boxfnonce v0.1.1
[INFO] [stderr]    Compiling base64-rs v0.1.1
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling opus-sys v0.2.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling tokio v0.3.4
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling addr2line v0.14.0
[INFO] [stderr]    Compiling wast v28.0.0
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling regalloc v0.0.31
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling dirs-sys-next v0.1.1
[INFO] [stderr]    Compiling socket2 v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling errno v0.2.7
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling mio v0.7.6
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling daemonize v0.4.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling err-derive v0.3.0
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling directories-next v1.0.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling opus v0.2.1
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling wat v1.0.29
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling tokio v0.2.23
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr] error: could not compile `regalloc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regalloc --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regalloc-0.0.31/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="default"' -C metadata=cac516d906d2ce99 -C extra-filename=-cac516d906d2ce99 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern log=/opt/rustwide/target/debug/deps/liblog-e85f58044ae91ffe.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-c30734dc402645bd.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-b47c1b8032e1d2a0.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" "3c6aad1bb813f0e64f9cd51d2cc9ecb95021e0c857c4a36289b3853f0f11cd09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c6aad1bb813f0e64f9cd51d2cc9ecb95021e0c857c4a36289b3853f0f11cd09", kill_on_drop: false }`
[INFO] [stdout] 3c6aad1bb813f0e64f9cd51d2cc9ecb95021e0c857c4a36289b3853f0f11cd09