[INFO] fetching crate safe_app 0.18.1...
[INFO] checking safe_app-0.18.1 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate safe_app 0.18.1 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate safe_app 0.18.1 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safe_app 0.18.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate safe_app 0.18.1
[INFO] tweaked toml for crates.io crate safe_app 0.18.1 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate crates.io crate safe_app 0.18.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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 futures-macro v0.3.8
[INFO] [stderr]   Downloaded futures-io v0.3.8
[INFO] [stderr]   Downloaded futures-channel v0.3.8
[INFO] [stderr]   Downloaded serde_derive v1.0.118
[INFO] [stderr]   Downloaded backtrace v0.3.55
[INFO] [stderr]   Downloaded sha2 v0.9.2
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.9
[INFO] [stderr]   Downloaded radium v0.3.0
[INFO] [stderr]   Downloaded rcgen v0.7.0
[INFO] [stderr]   Downloaded quinn v0.6.1
[INFO] [stderr]   Downloaded derive_more v0.99.11
[INFO] [stderr]   Downloaded stream-cipher v0.3.2
[INFO] [stderr]   Downloaded ahash v0.2.19
[INFO] [stderr]   Downloaded lru v0.5.3
[INFO] [stderr]   Downloaded dtoa v0.4.6
[INFO] [stderr]   Downloaded serde_yaml v0.8.14
[INFO] [stderr]   Downloaded const-random-macro v0.1.13
[INFO] [stderr]   Downloaded flate2 v1.0.19
[INFO] [stderr]   Downloaded crdts v4.3.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.0
[INFO] [stderr]   Downloaded yaml-rust v0.4.4
[INFO] [stderr]   Downloaded futures-task v0.3.8
[INFO] [stderr]   Downloaded addr2line v0.14.0
[INFO] [stderr]   Downloaded serde v1.0.118
[INFO] [stderr]   Downloaded pin-project-internal v1.0.2
[INFO] [stderr]   Downloaded const-random v0.1.13
[INFO] [stderr]   Downloaded getrandom v0.2.0
[INFO] [stderr]   Downloaded hashbrown v0.6.3
[INFO] [stderr]   Downloaded ctr v0.3.2
[INFO] [stderr]   Downloaded tracing-attributes v0.1.11
[INFO] [stderr]   Downloaded ws v0.9.1
[INFO] [stderr]   Downloaded futures-util v0.3.8
[INFO] [stderr]   Downloaded tracing v0.1.22
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.10
[INFO] [stderr]   Downloaded data-encoding v2.3.1
[INFO] [stderr]   Downloaded bitvec v0.17.4
[INFO] [stderr]   Downloaded serde_json v1.0.60
[INFO] [stderr]   Downloaded signature v1.2.2
[INFO] [stderr]   Downloaded form_urlencoded v1.0.0
[INFO] [stderr]   Downloaded tinyvec v1.1.0
[INFO] [stderr]   Downloaded unicode-normalization v0.1.16
[INFO] [stderr]   Downloaded url v2.2.0
[INFO] [stderr]   Downloaded futures-executor v0.3.8
[INFO] [stderr]   Downloaded libc v0.2.81
[INFO] [stderr]   Downloaded rustversion v1.0.4
[INFO] [stderr]   Downloaded yasna v0.3.2
[INFO] [stderr]   Downloaded quinn-proto v0.6.1
[INFO] [stderr]   Downloaded rustls v0.17.0
[INFO] [stderr]   Downloaded subtle v2.3.0
[INFO] [stderr]   Downloaded futures-sink v0.3.8
[INFO] [stderr]   Downloaded pin-project v1.0.2
[INFO] [stderr]   Downloaded futures v0.3.8
[INFO] [stderr]   Downloaded curve25519-dalek v3.0.0
[INFO] [stderr]   Downloaded ring v0.16.19
[INFO] [stderr]   Downloaded safe_bindgen v0.13.3
[INFO] [stderr]   Downloaded futures-core v0.3.8
[INFO] [stderr]   Downloaded cmac v0.2.0
[INFO] [stderr]   Downloaded dbl v0.2.1
[INFO] [stderr]   Downloaded zeroize v0.5.2
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.6
[INFO] [stderr]   Downloaded pmac v0.2.0
[INFO] [stderr]   Downloaded xor_name v1.1.4
[INFO] [stderr]   Downloaded zeroize v1.1.1
[INFO] [stderr]   Downloaded net2 v0.2.36
[INFO] [stderr]   Downloaded miscreant v0.4.2
[INFO] [stderr]   Downloaded syn v1.0.53
[INFO] [stderr]   Downloaded ffi_utils v0.17.0
[INFO] [stderr]   Downloaded tokio v0.2.23
[INFO] [stderr]   Downloaded safe_authenticator v0.18.1
[INFO] [stderr]   Downloaded quic-p2p v0.7.1
[INFO] [stderr]   Downloaded safe_core v0.43.1
[INFO] [stderr]   Downloaded self_encryption v0.19.5
[INFO] [stderr]   Downloaded threshold_crypto v0.4.0
[INFO] [stderr]   Downloaded safe-nd v0.11.7
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96d4b19216237d9b4d9c0463449f39e3f9c11f9b91659041a3493d414664f216
[INFO] running `Command { std: "docker" "start" "-a" "96d4b19216237d9b4d9c0463449f39e3f9c11f9b91659041a3493d414664f216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96d4b19216237d9b4d9c0463449f39e3f9c11f9b91659041a3493d414664f216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96d4b19216237d9b4d9c0463449f39e3f9c11f9b91659041a3493d414664f216", kill_on_drop: false }`
[INFO] [stdout] 96d4b19216237d9b4d9c0463449f39e3f9c11f9b91659041a3493d414664f216
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9e1e021e748f2efd8f5db07a9c54e313d9023a2e9589ec591a4a2056f469e09
[INFO] running `Command { std: "docker" "start" "-a" "b9e1e021e748f2efd8f5db07a9c54e313d9023a2e9589ec591a4a2056f469e09", kill_on_drop: false }`
[INFO] [stderr] error: failed to create jobserver
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to increase jobserver pipe capacity from 4096 to 8192; jobserver otherwise might deadlock
[INFO] running `Command { std: "docker" "inspect" "b9e1e021e748f2efd8f5db07a9c54e313d9023a2e9589ec591a4a2056f469e09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e1e021e748f2efd8f5db07a9c54e313d9023a2e9589ec591a4a2056f469e09", kill_on_drop: false }`
[INFO] [stdout] b9e1e021e748f2efd8f5db07a9c54e313d9023a2e9589ec591a4a2056f469e09