[INFO] fetching crate bls12_381 0.8.0...
[INFO] checking bls12_381-0.8.0 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate bls12_381 0.8.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate bls12_381 0.8.0 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate bls12_381 0.8.0
[INFO] finished tweaking crates.io crate bls12_381 0.8.0
[INFO] tweaked toml for crates.io crate bls12_381 0.8.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 98 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding block-buffer v0.9.0 (latest: v0.10.4)
[INFO] [stderr]       Adding block-padding v0.2.1 (latest: v0.3.3)
[INFO] [stderr]       Adding bstr v0.2.17 (latest: v1.9.1)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding criterion v0.3.6 (latest: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (latest: v0.5.0)
[INFO] [stderr]       Adding csv v1.1.6 (latest: v1.3.0)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.1)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding itoa v0.4.8 (latest: v1.0.11)
[INFO] [stderr]       Adding radium v0.7.0 (latest: v1.1.0)
[INFO] [stderr]       Adding regex-automata v0.1.10 (latest: v0.4.6)
[INFO] [stderr]       Adding sha2 v0.9.9 (latest: v0.10.8)
[INFO] [stderr]       Adding sha3 v0.9.1 (latest: v0.10.8)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] [stderr]       Adding wyz v0.5.1 (latest: v0.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded block-padding v0.2.1
[INFO] [stderr]   Downloaded pairing v0.23.0
[INFO] [stderr]   Downloaded sha3 v0.9.1
[INFO] [stderr]   Downloaded csv v1.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3116d668701b5b8965849726cc0674f93269950b92c4ba541314ab3d98e5c40
[INFO] running `Command { std: "docker" "start" "-a" "e3116d668701b5b8965849726cc0674f93269950b92c4ba541314ab3d98e5c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3116d668701b5b8965849726cc0674f93269950b92c4ba541314ab3d98e5c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3116d668701b5b8965849726cc0674f93269950b92c4ba541314ab3d98e5c40", kill_on_drop: false }`
[INFO] [stdout] e3116d668701b5b8965849726cc0674f93269950b92c4ba541314ab3d98e5c40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4b94c4c072f1ca9a80043c11555a898ffbad0f66ce772ddb71923a4a24e27f6
[INFO] running `Command { std: "docker" "start" "-a" "c4b94c4c072f1ca9a80043c11555a898ffbad0f66ce772ddb71923a4a24e27f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking unicode-width v0.1.12
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking serde_json v1.0.117
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking pairing v0.23.0
[INFO] [stderr]     Checking bls12_381 v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `Command { std: "docker" "inspect" "c4b94c4c072f1ca9a80043c11555a898ffbad0f66ce772ddb71923a4a24e27f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4b94c4c072f1ca9a80043c11555a898ffbad0f66ce772ddb71923a4a24e27f6", kill_on_drop: false }`
[INFO] [stdout] c4b94c4c072f1ca9a80043c11555a898ffbad0f66ce772ddb71923a4a24e27f6