[INFO] cloning repository https://github.com/PoorlyDefinedBehaviour/blockchain_2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PoorlyDefinedBehaviour/blockchain_2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoorlyDefinedBehaviour%2Fblockchain_2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoorlyDefinedBehaviour%2Fblockchain_2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6cad99d1f63adaffdbfd1dc8d27a4c6ad7d5f5c
[INFO] documenting PoorlyDefinedBehaviour/blockchain_2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoorlyDefinedBehaviour%2Fblockchain_2" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PoorlyDefinedBehaviour/blockchain_2 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PoorlyDefinedBehaviour/blockchain_2
[INFO] finished tweaking git repo https://github.com/PoorlyDefinedBehaviour/blockchain_2
[INFO] tweaked toml for git repo https://github.com/PoorlyDefinedBehaviour/blockchain_2 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/PoorlyDefinedBehaviour/blockchain_2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chacha20poly1305 v0.8.2
[INFO] [stderr]   Downloaded actix-service v2.0.0
[INFO] [stderr]   Downloaded actix-rt v2.2.0
[INFO] [stderr]   Downloaded actix-server v2.0.0-beta.5
[INFO] [stderr]   Downloaded x25519-dalek v1.2.0
[INFO] [stderr]   Downloaded actix-macros v0.2.1
[INFO] [stderr]   Downloaded actix-web-codegen v0.5.0-beta.4
[INFO] [stderr]   Downloaded chacha20 v0.7.3
[INFO] [stderr]   Downloaded actix-tls v3.0.0-beta.5
[INFO] [stderr]   Downloaded openssl-src v111.16.0+1.1.1l
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2463f5a60558f604ee3d4569ff39a6f21dbe7e59b18aa4a1335c4521999c4d03
[INFO] running `Command { std: "docker" "start" "-a" "2463f5a60558f604ee3d4569ff39a6f21dbe7e59b18aa4a1335c4521999c4d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2463f5a60558f604ee3d4569ff39a6f21dbe7e59b18aa4a1335c4521999c4d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2463f5a60558f604ee3d4569ff39a6f21dbe7e59b18aa4a1335c4521999c4d03", kill_on_drop: false }`
[INFO] [stdout] 2463f5a60558f604ee3d4569ff39a6f21dbe7e59b18aa4a1335c4521999c4d03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42365c3fbab5be07dd4c9153372916cc2b103457d6040ad47cb62ec1f6aff9b8
[INFO] running `Command { std: "docker" "start" "-a" "42365c3fbab5be07dd4c9153372916cc2b103457d6040ad47cb62ec1f6aff9b8", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking asn1_der v0.7.4
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.78
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling bumpalo v3.7.1
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.78
[INFO] [stderr]     Checking local-waker v0.1.1
[INFO] [stderr]    Compiling zstd-safe v3.1.0+zstd.1.4.9
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]    Compiling firestorm v0.4.6
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]     Checking language-tags v0.3.2
[INFO] [stderr]     Checking hex_fmt v0.3.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling cookie v0.15.1
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking tinyvec v1.4.0
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking bytestring v1.0.0
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking tracing v0.1.28
[INFO] [stderr]     Checking if-addrs v0.6.6
[INFO] [stderr]     Checking actix-utils v3.0.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking ed25519 v1.2.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr] error: could not compile `language-tags`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name language_tags --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/language-tags-0.3.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=a59ba596c1bf9d55 -C extra-filename=-a59ba596c1bf9d55 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `paste`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name paste --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/paste-1.0.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=4a6aa8d87641f319 -C extra-filename=-4a6aa8d87641f319 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `proc-macro-hack`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name proc_macro_hack --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro-hack-0.5.19/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=a9cd417d5363f124 -C extra-filename=-a9cd417d5363f124 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "42365c3fbab5be07dd4c9153372916cc2b103457d6040ad47cb62ec1f6aff9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42365c3fbab5be07dd4c9153372916cc2b103457d6040ad47cb62ec1f6aff9b8", kill_on_drop: false }`
[INFO] [stdout] 42365c3fbab5be07dd4c9153372916cc2b103457d6040ad47cb62ec1f6aff9b8