[INFO] fetching crate k256 0.14.0-pre.2...
[INFO] checking k256-0.14.0-pre.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate k256 0.14.0-pre.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate k256 0.14.0-pre.2 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate k256 0.14.0-pre.2
[INFO] finished tweaking crates.io crate k256 0.14.0-pre.2
[INFO] tweaked toml for crates.io crate k256 0.14.0-pre.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 136 packages to latest compatible versions
[INFO] [stderr]       Adding anes v0.1.6 (available: v0.2.0)
[INFO] [stderr]       Adding bit-set v0.5.3 (available: v0.8.0)
[INFO] [stderr]       Adding bit-vec v0.6.3 (available: v0.8.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (available: v0.6.5)
[INFO] [stderr]       Adding quick-error v1.2.3 (available: v2.0.1)
[INFO] [stderr]       Adding radium v0.7.0 (available: v1.1.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[INFO] [stderr]       Adding wyz v0.5.1 (available: v0.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b60624d11fd568cf674d645ad4b4c876f749fff562bafed879d352efd4514f8
[INFO] running `Command { std: "docker" "start" "-a" "5b60624d11fd568cf674d645ad4b4c876f749fff562bafed879d352efd4514f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b60624d11fd568cf674d645ad4b4c876f749fff562bafed879d352efd4514f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b60624d11fd568cf674d645ad4b4c876f749fff562bafed879d352efd4514f8", kill_on_drop: false }`
[INFO] [stdout] 5b60624d11fd568cf674d645ad4b4c876f749fff562bafed879d352efd4514f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed919e9bd9d91e34b16a5b8396f10dc88a24c2c8fe82df61892d133c4a796afe
[INFO] running `Command { std: "docker" "start" "-a" "ed919e9bd9d91e34b16a5b8396f10dc88a24c2c8fe82df61892d133c4a796afe", kill_on_drop: false }`
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking const-oid v0.10.0-rc.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]     Checking tempfile v3.12.0
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking pem-rfc7468 v1.0.0-rc.1
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking clap_builder v4.5.18
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking der v0.8.0-rc.1
[INFO] [stderr]     Checking is-terminal v0.4.13
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking keccak v0.2.0-pre.0
[INFO] [stderr]     Checking oorandom v11.1.4
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking blobby v0.3.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking proptest v1.5.0
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking spki v0.8.0-rc.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking hybrid-array v0.2.0-rc.10
[INFO] [stderr]     Checking pkcs8 v0.11.0-rc.1
[INFO] [stderr]     Checking clap v4.5.18
[INFO] [stderr]     Checking crypto-common v0.2.0-rc.1
[INFO] [stderr]     Checking sec1 v0.8.0-rc.2
[INFO] [stderr]     Checking crypto-bigint v0.6.0-rc.5
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]     Checking block-buffer v0.11.0-rc.1
[INFO] [stderr]     Checking digest v0.11.0-pre.9
[INFO] [stderr]     Checking hmac v0.13.0-pre.4
[INFO] [stderr]     Checking signature v2.3.0-pre.4
[INFO] [stderr]     Checking sha2 v0.11.0-pre.4
[INFO] [stderr]     Checking sha3 v0.11.0-pre.4
[INFO] [stderr]     Checking rfc6979 v0.5.0-pre.4
[INFO] [stderr]     Checking elliptic-curve v0.14.0-rc.1
[INFO] [stderr]     Checking ecdsa v0.17.0-pre.9
[INFO] [stderr]     Checking k256 v0.14.0-pre.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.34s
[INFO] running `Command { std: "docker" "inspect" "ed919e9bd9d91e34b16a5b8396f10dc88a24c2c8fe82df61892d133c4a796afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed919e9bd9d91e34b16a5b8396f10dc88a24c2c8fe82df61892d133c4a796afe", kill_on_drop: false }`
[INFO] [stdout] ed919e9bd9d91e34b16a5b8396f10dc88a24c2c8fe82df61892d133c4a796afe