[INFO] cloning repository https://github.com/navinds25/msrv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/navinds25/msrv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavinds25%2Fmsrv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavinds25%2Fmsrv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c705e21087edea3e66f5a2279a9da38bd309d1b
[INFO] testing navinds25/msrv against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavinds25%2Fmsrv" "/workspace/builds/worker-62/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-62/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/navinds25/msrv on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/navinds25/msrv
[INFO] finished tweaking git repo https://github.com/navinds25/msrv
[INFO] tweaked toml for git repo https://github.com/navinds25/msrv written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate git repo https://github.com/navinds25/msrv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b40f3c2a92594a03da401e9e5e82574f767ec9c0d6073c9628b3a789bdfa4e5e
[INFO] running `Command { std: "docker" "start" "-a" "b40f3c2a92594a03da401e9e5e82574f767ec9c0d6073c9628b3a789bdfa4e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b40f3c2a92594a03da401e9e5e82574f767ec9c0d6073c9628b3a789bdfa4e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b40f3c2a92594a03da401e9e5e82574f767ec9c0d6073c9628b3a789bdfa4e5e", kill_on_drop: false }`
[INFO] [stdout] b40f3c2a92594a03da401e9e5e82574f767ec9c0d6073c9628b3a789bdfa4e5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b46753140b75f69638839ed08984a2ca4c1e8d1c46dd07e96279eb15a59276f1
[INFO] running `Command { std: "docker" "start" "-a" "b46753140b75f69638839ed08984a2ca4c1e8d1c46dd07e96279eb15a59276f1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling v_escape v0.15.0
[INFO] [stderr]    Compiling v_htmlescape v0.12.0
[INFO] [stderr]    Compiling argv v0.1.3
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling standback v0.2.15
[INFO] [stderr]    Compiling time v0.2.25
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling bytestring v1.0.0
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling buf-min v0.4.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling sha-1 v0.9.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling backtrace v0.3.56
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling v_escape_derive v0.8.4
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling ctor v0.1.19
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling gflags-impl v0.3.8
[INFO] [stderr] error: could not compile `tokio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tokio --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.25/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"' --cfg 'feature="futures-core"' --cfg 'feature="io-driver"' --cfg 'feature="io-util"' --cfg 'feature="iovec"' --cfg 'feature="lazy_static"' --cfg 'feature="libc"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="mio-uds"' --cfg 'feature="rt-core"' --cfg 'feature="rt-util"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="slab"' --cfg 'feature="stream"' --cfg 'feature="tcp"' --cfg 'feature="time"' --cfg 'feature="udp"' --cfg 'feature="uds"' --cfg 'feature="winapi"' -C metadata=aa7488fcc40ea1bd -C extra-filename=-aa7488fcc40ea1bd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-91dab7f8d12d1514.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-371ce9a5c399e48c.rmeta --extern iovec=/opt/rustwide/target/debug/deps/libiovec-020d47829cb63ff4.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-e92083d5a39a8b50.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-b52225fae1414adf.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-49f8853250254f16.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-777074917736b4d6.rmeta --extern mio_uds=/opt/rustwide/target/debug/deps/libmio_uds-1ad977ef29fa41f5.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-586d10315f254273.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-54996a2248ef1aa0.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-19bed823898320f8.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" "b46753140b75f69638839ed08984a2ca4c1e8d1c46dd07e96279eb15a59276f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46753140b75f69638839ed08984a2ca4c1e8d1c46dd07e96279eb15a59276f1", kill_on_drop: false }`
[INFO] [stdout] b46753140b75f69638839ed08984a2ca4c1e8d1c46dd07e96279eb15a59276f1
