[INFO] fetching crate ibc 0.8.0...
[INFO] checking ibc-0.8.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate ibc 0.8.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ibc 0.8.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ibc 0.8.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ibc 0.8.0
[INFO] tweaked toml for crates.io crate ibc 0.8.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e9ab2ca36740c8ede74affbf8925af6a11136a875136101875e643fae7c08ec
[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" "7e9ab2ca36740c8ede74affbf8925af6a11136a875136101875e643fae7c08ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e9ab2ca36740c8ede74affbf8925af6a11136a875136101875e643fae7c08ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9ab2ca36740c8ede74affbf8925af6a11136a875136101875e643fae7c08ec", kill_on_drop: false }`
[INFO] [stdout] 7e9ab2ca36740c8ede74affbf8925af6a11136a875136101875e643fae7c08ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56f39fbae1d4bb59747ea1ca61326cee4938642da77fbed8616e1cd00bfdb78b
[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" "56f39fbae1d4bb59747ea1ca61326cee4938642da77fbed8616e1cd00bfdb78b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]     Checking once_cell v1.8.0
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[INFO] [stderr]    Compiling cc v1.0.72
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[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
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[INFO] [stderr]    Compiling eyre v0.6.5
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[INFO] [stderr]    Compiling serde_json v1.0.72
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[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
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[INFO] [stderr]     Checking utf-8 v0.7.6
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[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking remove_dir_all v0.5.3
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[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking arrayvec v0.5.2
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[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking smallvec v1.7.0
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[INFO] [stderr]     Checking wyz v0.2.0
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[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking ed25519 v1.3.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking radium v0.5.3
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking futures-channel v0.3.18
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking lexical-core v0.7.6
[INFO] [stderr]     Checking bitvec v0.19.6
[INFO] [stderr]     Checking flex-error v0.4.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling safe-quote v1.0.9
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling safe-regex-compiler v0.2.4
[INFO] [stderr]    Compiling peg-macros v0.7.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking ripemd160 v0.9.1
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking headers v0.3.5
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]    Compiling safe-regex-macro v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking safe-regex v0.2.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking tungstenite v0.12.0
[INFO] [stderr]     Checking ct-logs v0.8.0
[INFO] [stderr]     Checking rustls v0.20.2
[INFO] [stderr]     Checking webpki-roots v0.22.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]     Checking peg v0.7.0
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]     Checking ureq v2.3.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling futures-macro v0.3.18
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling zeroize_derive v1.2.2
[INFO] [stderr]    Compiling prost-derive v0.9.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling gumdrop_derive v0.8.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]    Compiling contracts v0.4.0
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr] error: could not compile `clap_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap_derive --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap_derive-3.0.0-beta.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=3cbe9a5cb31158e7 -C extra-filename=-3cbe9a5cb31158e7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern heck=/opt/rustwide/target/debug/deps/libheck-6994a7fd644caa42.rlib --extern proc_macro_error=/opt/rustwide/target/debug/deps/libproc_macro_error-291221427847f7a0.rlib --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9dbaaf035d6d15d1.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-0bcba2a61b67309f.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-1ec0566a5b782479.rlib --extern proc_macro --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" "56f39fbae1d4bb59747ea1ca61326cee4938642da77fbed8616e1cd00bfdb78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56f39fbae1d4bb59747ea1ca61326cee4938642da77fbed8616e1cd00bfdb78b", kill_on_drop: false }`
[INFO] [stdout] 56f39fbae1d4bb59747ea1ca61326cee4938642da77fbed8616e1cd00bfdb78b