[INFO] fetching crate rumblr 2.0.2...
[INFO] testing rumblr-2.0.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rumblr 2.0.2 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate rumblr 2.0.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rumblr 2.0.2
[INFO] finished tweaking crates.io crate rumblr 2.0.2
[INFO] tweaked toml for crates.io crate rumblr 2.0.2 written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50213a676f6921225d01e63b8d6e3c19d954eabff4a899fde86ae620acc9ae2d
[INFO] running `Command { std: "docker" "start" "-a" "50213a676f6921225d01e63b8d6e3c19d954eabff4a899fde86ae620acc9ae2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50213a676f6921225d01e63b8d6e3c19d954eabff4a899fde86ae620acc9ae2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50213a676f6921225d01e63b8d6e3c19d954eabff4a899fde86ae620acc9ae2d", kill_on_drop: false }`
[INFO] [stdout] 50213a676f6921225d01e63b8d6e3c19d954eabff4a899fde86ae620acc9ae2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3c6af5de45d3df7cfd1e439f343db91fb0c047288cd2aa8551efe1ffaf9c32f
[INFO] running `Command { std: "docker" "start" "-a" "a3c6af5de45d3df7cfd1e439f343db91fb0c047288cd2aa8551efe1ffaf9c32f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling ipnet v2.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling flate2 v1.0.23
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling hyper v0.12.36
[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-1.17.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="num_cpus"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --cfg 'feature="winapi"' -C metadata=192d6c6d8db7dcd1 -C extra-filename=-192d6c6d8db7dcd1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-44851e2768c88cca.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-44afddf82674132d.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-794f323e2c3fede3.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-0637d96ebd86aaf9.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-bd7920a8383fd529.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-02e5e2d23f061f41.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-79600dd3bae8a846.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: could not compile `object`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name object --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/object-0.27.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="archive"' --cfg 'feature="coff"' --cfg 'feature="elf"' --cfg 'feature="macho"' --cfg 'feature="pe"' --cfg 'feature="read_core"' --cfg 'feature="unaligned"' -C metadata=4222c4351e87d844 -C extra-filename=-4222c4351e87d844 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-794f323e2c3fede3.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `encoding_rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name encoding_rs --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/encoding_rs-0.8.31/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="default"' -C metadata=9d9f3f37912d4e58 -C extra-filename=-9d9f3f37912d4e58 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-97437e183f3ae6e4.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "a3c6af5de45d3df7cfd1e439f343db91fb0c047288cd2aa8551efe1ffaf9c32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c6af5de45d3df7cfd1e439f343db91fb0c047288cd2aa8551efe1ffaf9c32f", kill_on_drop: false }`
[INFO] [stdout] a3c6af5de45d3df7cfd1e439f343db91fb0c047288cd2aa8551efe1ffaf9c32f