[INFO] fetching crate libp2p-tcp 0.30.0...
[INFO] testing libp2p-tcp-0.30.0 against master#404c8471aba60c2d837fa728e7c729a0f52d5830 for pr-87041-1
[INFO] extracting crate libp2p-tcp 0.30.0 into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate libp2p-tcp 0.30.0 on toolchain 404c8471aba60c2d837fa728e7c729a0f52d5830
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-tcp 0.30.0
[INFO] finished tweaking crates.io crate libp2p-tcp 0.30.0
[INFO] tweaked toml for crates.io crate libp2p-tcp 0.30.0 written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "fetch" "--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-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abf861b84525325fb297d666570304d5dfeb43792369489b0ce249f152aa88e9
[INFO] running `Command { std: "docker" "start" "-a" "abf861b84525325fb297d666570304d5dfeb43792369489b0ce249f152aa88e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abf861b84525325fb297d666570304d5dfeb43792369489b0ce249f152aa88e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abf861b84525325fb297d666570304d5dfeb43792369489b0ce249f152aa88e9", kill_on_drop: false }`
[INFO] [stdout] abf861b84525325fb297d666570304d5dfeb43792369489b0ce249f152aa88e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a13b429d9a085d57898cdb9ecf238217fcbaea7da9fbd8e3c1356918d45eb715
[INFO] running `Command { std: "docker" "start" "-a" "a13b429d9a085d57898cdb9ecf238217fcbaea7da9fbd8e3c1356918d45eb715", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling serde v1.0.131
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling fixedbitset v0.4.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling unsigned-varint v0.7.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling signature v1.4.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling bs58 v0.4.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling asn1_der v0.7.5
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling polling v2.2.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling ed25519 v1.3.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr] error: could not compile `serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.131/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="default"' --cfg 'feature="std"' -C metadata=25e38ee943581ded -C extra-filename=-25e38ee943581ded --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_boxed_path --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg iterator_try_fold --cfg num_nonzero --cfg serde_derive --cfg core_try_from --cfg num_nonzero_signed --cfg systemtime_checked_add --cfg std_atomic64 --cfg std_atomic` (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" "a13b429d9a085d57898cdb9ecf238217fcbaea7da9fbd8e3c1356918d45eb715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a13b429d9a085d57898cdb9ecf238217fcbaea7da9fbd8e3c1356918d45eb715", kill_on_drop: false }`
[INFO] [stdout] a13b429d9a085d57898cdb9ecf238217fcbaea7da9fbd8e3c1356918d45eb715