[INFO] fetching crate claws 1.0.1...
[INFO] testing claws-1.0.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate claws 1.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate claws 1.0.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate claws 1.0.1
[INFO] finished tweaking crates.io crate claws 1.0.1
[INFO] tweaked toml for crates.io crate claws 1.0.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate claws 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1488ea80a6b3778564d79d01573c8f5c508cfe7f1fe6a1af01cc13c556090b5e
[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" "1488ea80a6b3778564d79d01573c8f5c508cfe7f1fe6a1af01cc13c556090b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1488ea80a6b3778564d79d01573c8f5c508cfe7f1fe6a1af01cc13c556090b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1488ea80a6b3778564d79d01573c8f5c508cfe7f1fe6a1af01cc13c556090b5e", kill_on_drop: false }`
[INFO] [stdout] 1488ea80a6b3778564d79d01573c8f5c508cfe7f1fe6a1af01cc13c556090b5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 2e783694ee39c07f559821d093754ecd02d4d2ecbd5441c3a0c02a8197da1363
[INFO] running `Command { std: "docker" "start" "-a" "2e783694ee39c07f559821d093754ecd02d4d2ecbd5441c3a0c02a8197da1363", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling rusoto_core v0.42.0
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling ct-logs v0.6.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-signal v0.2.9
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling webpki-roots v0.17.0
[INFO] [stderr]    Compiling tokio-process v0.2.5
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling tokio-rustls v0.10.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling hyper-rustls v0.17.1
[INFO] [stderr]    Compiling fehler v1.0.0
[INFO] [stderr]    Compiling rusoto_credential v0.42.0
[INFO] [stderr]    Compiling rusoto_signature v0.42.0
[INFO] [stderr]    Compiling rusoto_logs v0.42.0
[INFO] [stderr]    Compiling rusoto_ec2 v0.42.0
[INFO] [stderr]    Compiling rusoto_s3 v0.42.0
[INFO] [stderr] error: could not compile `rusoto_ec2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rusoto_ec2 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusoto_ec2-0.42.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="rustls"' -C metadata=3cac7e637e879aa8 -C extra-filename=-3cac7e637e879aa8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-768191cc3f3c570a.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-71764451b30370be.rmeta --extern rusoto_core=/opt/rustwide/target/debug/deps/librusoto_core-3771e19bb7a9b64a.rmeta --extern serde_urlencoded=/opt/rustwide/target/debug/deps/libserde_urlencoded-a611b61b79c75c72.rmeta --extern xml=/opt/rustwide/target/debug/deps/libxml-9fd475a1cd99758d.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/ring-0df1d2da1ce225c3/out` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "2e783694ee39c07f559821d093754ecd02d4d2ecbd5441c3a0c02a8197da1363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e783694ee39c07f559821d093754ecd02d4d2ecbd5441c3a0c02a8197da1363", kill_on_drop: false }`
[INFO] [stdout] 2e783694ee39c07f559821d093754ecd02d4d2ecbd5441c3a0c02a8197da1363