[INFO] fetching crate zincati 0.0.15...
[INFO] checking zincati-0.0.15 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate zincati 0.0.15 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate zincati 0.0.15 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zincati 0.0.15
[INFO] finished tweaking crates.io crate zincati 0.0.15
[INFO] tweaked toml for crates.io crate zincati 0.0.15 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate zincati 0.0.15 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68f923dd7a8c702e386d2e99367af583977d8f3e11cc6c0df4ad1fe9bae7a964
[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" "68f923dd7a8c702e386d2e99367af583977d8f3e11cc6c0df4ad1fe9bae7a964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68f923dd7a8c702e386d2e99367af583977d8f3e11cc6c0df4ad1fe9bae7a964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f923dd7a8c702e386d2e99367af583977d8f3e11cc6c0df4ad1fe9bae7a964", kill_on_drop: false }`
[INFO] [stdout] 68f923dd7a8c702e386d2e99367af583977d8f3e11cc6c0df4ad1fe9bae7a964
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de2a9becc9a1f23de0f4a63b6d787a48dc9d93275213c2014dfd4e40a9150a47
[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" "de2a9becc9a1f23de0f4a63b6d787a48dc9d93275213c2014dfd4e40a9150a47", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking intervaltree v0.2.6
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking log v0.4.13
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking liboverdrop v0.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking getrandom v0.2.1
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking fail v0.4.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.119
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.4
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling extend v0.1.2
[INFO] [stderr] error: could not compile `proptest`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name proptest --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.10.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="bit-set"' --cfg 'feature="break-dead-code"' --cfg 'feature="default"' --cfg 'feature="fork"' --cfg 'feature="lazy_static"' --cfg 'feature="quick-error"' --cfg 'feature="regex-syntax"' --cfg 'feature="rusty-fork"' --cfg 'feature="std"' --cfg 'feature="tempfile"' --cfg 'feature="timeout"' -C metadata=a6d3024e5ad3e8de -C extra-filename=-a6d3024e5ad3e8de --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-98769960851f010a.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-7d7c3330d980eb20.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-f9e190286b37fb03.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-37f4104b3862e8b4.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-b34c1ef547a14d1a.rmeta --extern quick_error=/opt/rustwide/target/debug/deps/libquick_error-e22fe6a7ac556ceb.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-55410e485a21d24e.rmeta --extern rand_chacha=/opt/rustwide/target/debug/deps/librand_chacha-36297468db5ade48.rmeta --extern rand_xorshift=/opt/rustwide/target/debug/deps/librand_xorshift-076b870b97615cb0.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-49feb4d5d0fbe297.rmeta --extern rusty_fork=/opt/rustwide/target/debug/deps/librusty_fork-662e7dd13fb25b14.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-1962042e87eb0973.rmeta --cap-lints allow --cap-lints=forbid` (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" "de2a9becc9a1f23de0f4a63b6d787a48dc9d93275213c2014dfd4e40a9150a47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de2a9becc9a1f23de0f4a63b6d787a48dc9d93275213c2014dfd4e40a9150a47", kill_on_drop: false }`
[INFO] [stdout] de2a9becc9a1f23de0f4a63b6d787a48dc9d93275213c2014dfd4e40a9150a47