[INFO] fetching crate threshold_crypto 0.4.0...
[INFO] checking threshold_crypto-0.4.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate threshold_crypto 0.4.0 into /workspace/builds/worker-86/source
[INFO] validating manifest of crates.io crate threshold_crypto 0.4.0 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate threshold_crypto 0.4.0
[INFO] finished tweaking crates.io crate threshold_crypto 0.4.0
[INFO] tweaked toml for crates.io crate threshold_crypto 0.4.0 written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] crate crates.io crate threshold_crypto 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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 bincode v1.3.1
[INFO] [stderr]   Downloaded ff_derive v0.6.0
[INFO] [stderr]   Downloaded group v0.6.0
[INFO] [stderr]   Downloaded parity-scale-codec-derive v1.2.1
[INFO] [stderr]   Downloaded ff v0.6.0
[INFO] [stderr]   Downloaded pairing v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d73894e0abeebcd7bd34757ef3ef0ef15d161a42dd1c40b3edad5fd6c44480bc
[INFO] running `Command { std: "docker" "start" "-a" "d73894e0abeebcd7bd34757ef3ef0ef15d161a42dd1c40b3edad5fd6c44480bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d73894e0abeebcd7bd34757ef3ef0ef15d161a42dd1c40b3edad5fd6c44480bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d73894e0abeebcd7bd34757ef3ef0ef15d161a42dd1c40b3edad5fd6c44480bc", kill_on_drop: false }`
[INFO] [stdout] d73894e0abeebcd7bd34757ef3ef0ef15d161a42dd1c40b3edad5fd6c44480bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f96b4940b2d8f443575c57a3835c18fb3796a40bd45f23c8ffc6a4c572bd0a2a
[INFO] running `Command { std: "docker" "start" "-a" "f96b4940b2d8f443575c57a3835c18fb3796a40bd45f23c8ffc6a4c572bd0a2a", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   libc v0.2.73: default, std
[INFO] [stderr]   syn v1.0.36 (as host dependency): full
[INFO] [stderr] 
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking hex_fmt v0.3.0
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling ff_derive v0.6.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking ff v0.6.0
[INFO] [stderr]     Checking group v0.6.0
[INFO] [stderr]     Checking pairing v0.16.0
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking threshold_crypto v0.4.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]    Migrating benches/bench.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/basic_pkc.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/threshold_sig.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/threshold_enc.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.90s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling ff_derive v0.6.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking ff v0.6.0
[INFO] [stderr]     Checking group v0.6.0
[INFO] [stderr]     Checking pairing v0.16.0
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking threshold_crypto v0.4.0 (/tmp/fixit)
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.80s
[INFO] running `Command { std: "docker" "inspect" "f96b4940b2d8f443575c57a3835c18fb3796a40bd45f23c8ffc6a4c572bd0a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96b4940b2d8f443575c57a3835c18fb3796a40bd45f23c8ffc6a4c572bd0a2a", kill_on_drop: false }`
[INFO] [stdout] f96b4940b2d8f443575c57a3835c18fb3796a40bd45f23c8ffc6a4c572bd0a2a