[INFO] fetching crate bellman 0.10.0...
[INFO] checking bellman-0.10.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate bellman 0.10.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate bellman 0.10.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-31/source/rust-toolchain
[INFO] started tweaking crates.io crate bellman 0.10.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate bellman 0.10.0
[INFO] tweaked toml for crates.io crate bellman 0.10.0 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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 wyz v0.4.0
[INFO] [stderr]   Downloaded funty v1.2.0
[INFO] [stderr]   Downloaded radium v0.6.2
[INFO] [stderr]   Downloaded ff v0.10.1
[INFO] [stderr]   Downloaded group v0.10.0
[INFO] [stderr]   Downloaded pairing v0.20.0
[INFO] [stderr]   Downloaded bitvec v0.22.3
[INFO] [stderr]   Downloaded bls12_381 v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fc66f6807443f12b871d3b6260c8a3b12548287caa7a01dcfb2e2cb1ceecb69
[INFO] running `Command { std: "docker" "start" "-a" "7fc66f6807443f12b871d3b6260c8a3b12548287caa7a01dcfb2e2cb1ceecb69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fc66f6807443f12b871d3b6260c8a3b12548287caa7a01dcfb2e2cb1ceecb69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fc66f6807443f12b871d3b6260c8a3b12548287caa7a01dcfb2e2cb1ceecb69", kill_on_drop: false }`
[INFO] [stdout] 7fc66f6807443f12b871d3b6260c8a3b12548287caa7a01dcfb2e2cb1ceecb69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c64130c2cd6f9ecfefe31e1fd627ae89f64c3e690d094e3b4f2806036bfe73f
[INFO] running `Command { std: "docker" "start" "-a" "3c64130c2cd6f9ecfefe31e1fd627ae89f64c3e690d094e3b4f2806036bfe73f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking bitflags v1.3.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling hex-literal v0.3.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking ff v0.10.1
[INFO] [stderr]     Checking group v0.10.0
[INFO] [stderr]     Checking pairing v0.20.0
[INFO] [stderr]     Checking bls12_381 v0.5.0
[INFO] [stderr]     Checking bellman v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.17s
[INFO] running `Command { std: "docker" "inspect" "3c64130c2cd6f9ecfefe31e1fd627ae89f64c3e690d094e3b4f2806036bfe73f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c64130c2cd6f9ecfefe31e1fd627ae89f64c3e690d094e3b4f2806036bfe73f", kill_on_drop: false }`
[INFO] [stdout] 3c64130c2cd6f9ecfefe31e1fd627ae89f64c3e690d094e3b4f2806036bfe73f