[INFO] fetching crate tc-network 0.8.0...
[INFO] checking tc-network-0.8.0 against master#7dc9ff5c629753b6930ecfe9a0446538b8e25fb7 for pr-85387
[INFO] extracting crate tc-network 0.8.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate tc-network 0.8.0 on toolchain 7dc9ff5c629753b6930ecfe9a0446538b8e25fb7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tc-network 0.8.0
[INFO] finished tweaking crates.io crate tc-network 0.8.0
[INFO] tweaked toml for crates.io crate tc-network 0.8.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "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" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33d8c969baa7a837cf80d2c4dd20b8011debf5a9fe64d5c1b9981f3c8b91c8e4
[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" "33d8c969baa7a837cf80d2c4dd20b8011debf5a9fe64d5c1b9981f3c8b91c8e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33d8c969baa7a837cf80d2c4dd20b8011debf5a9fe64d5c1b9981f3c8b91c8e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33d8c969baa7a837cf80d2c4dd20b8011debf5a9fe64d5c1b9981f3c8b91c8e4", kill_on_drop: false }`
[INFO] [stdout] 33d8c969baa7a837cf80d2c4dd20b8011debf5a9fe64d5c1b9981f3c8b91c8e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a67a8bf0130d436323e5bdf21b26cb91b677d435a368b623cb52b838c9c6eac1
[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" "a67a8bf0130d436323e5bdf21b26cb91b677d435a368b623cb52b838c9c6eac1", kill_on_drop: false }`
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]     Checking value-bag v1.0.0-alpha.7
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking ref-cast v1.0.6
[INFO] [stderr]     Checking dyn-clonable v0.9.0
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking minicbor v0.7.2
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking curve25519-dalek v2.1.2
[INFO] [stderr]     Checking merlin v2.0.1
[INFO] [stderr]     Checking secrecy v0.7.0
[INFO] [stderr]     Checking chacha20 v0.5.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking chacha20poly1305 v0.6.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking tetsy-trie-db v0.22.3
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]     Checking twasmi v0.6.2
[INFO] [stderr]     Checking async-io v1.4.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking x25519-dalek v1.1.1
[INFO] [stderr]     Checking snow v0.7.2
[INFO] [stderr]     Checking if-watch v0.2.2
[INFO] [stderr]     Checking if-watch v0.1.8
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-process v1.1.0
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr] error: could not compile `impl-trait-for-tuples`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name impl_trait_for_tuples --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/impl-trait-for-tuples-0.2.1/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 -C metadata=06ea13ea44d6de4c -C extra-filename=-06ea13ea44d6de4c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d19dd54a072c739b.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-7db2e1b08f5c13c9.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-b8cda87f1f23101e.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" "a67a8bf0130d436323e5bdf21b26cb91b677d435a368b623cb52b838c9c6eac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a67a8bf0130d436323e5bdf21b26cb91b677d435a368b623cb52b838c9c6eac1", kill_on_drop: false }`
[INFO] [stdout] a67a8bf0130d436323e5bdf21b26cb91b677d435a368b623cb52b838c9c6eac1