[INFO] fetching crate blsful 3.0.0-pre8...
[INFO] checking blsful-3.0.0-pre8 against master#040e2f8b9ff2d76fbe2146d6003e297ed4532088 for pr-143619
[INFO] extracting crate blsful 3.0.0-pre8 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate blsful 3.0.0-pre8
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate blsful 3.0.0-pre8
[INFO] tweaked toml for crates.io crate blsful 3.0.0-pre8 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate blsful 3.0.0-pre8 on toolchain 040e2f8b9ff2d76fbe2146d6003e297ed4532088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 126 packages to latest compatible versions
[INFO] [stderr]       Adding blst v0.3.12 (available: v0.3.15)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.1)
[INFO] [stderr]       Adding rand_chacha v0.3.1 (available: v0.9.0)
[INFO] [stderr]       Adding rand_core v0.6.4 (available: v0.9.3)
[INFO] [stderr]       Adding rand_xorshift v0.3.0 (available: v0.4.0)
[INFO] [stderr]       Adding rstest v0.23.0 (available: v0.25.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "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 uint-zigzag v0.2.1
[INFO] [stderr]   Downloaded serde_bare v0.5.0
[INFO] [stderr]   Downloaded std-shims v0.1.1
[INFO] [stderr]   Downloaded elliptic-curve-tools v0.1.2
[INFO] [stderr]   Downloaded multiexp v0.4.0
[INFO] [stderr]   Downloaded vsss-rs v5.1.0
[INFO] [stderr]   Downloaded blstrs_plus v0.8.18
[INFO] [stderr]   Downloaded bls12_381_plus v0.8.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf7da75d8c397c64bdfbcd80e285819b6f479dc18e932606f0fe193ab6fda414
[INFO] running `Command { std: "docker" "start" "-a" "cf7da75d8c397c64bdfbcd80e285819b6f479dc18e932606f0fe193ab6fda414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf7da75d8c397c64bdfbcd80e285819b6f479dc18e932606f0fe193ab6fda414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf7da75d8c397c64bdfbcd80e285819b6f479dc18e932606f0fe193ab6fda414", kill_on_drop: false }`
[INFO] [stdout] cf7da75d8c397c64bdfbcd80e285819b6f479dc18e932606f0fe193ab6fda414
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30b29bda6b7079aff441ff170102bf3c894a9dbdc6949a6f85f014f624441c73
[INFO] running `Command { std: "docker" "start" "-a" "30b29bda6b7079aff441ff170102bf3c894a9dbdc6949a6f85f014f624441c73", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
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[INFO] [stderr]    Compiling regex-automata v0.4.9
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[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking hmac v0.12.1
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[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]     Checking futures-executor v0.3.31
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[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking rstest v0.23.0
[INFO] [stderr]     Checking num-rational v0.4.2
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[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking elliptic-curve-tools v0.1.2
[INFO] [stderr]     Checking blstrs_plus v0.8.18
[INFO] [stderr]     Checking vsss-rs v5.1.0
[INFO] [stderr]     Checking blsful v3.0.0-pre8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `TEST_ID` is never used
[INFO] [stdout]  --> tests/utils.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const TEST_ID: &'static [u8] = b"super id";
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MockRng` is never constructed
[INFO] [stdout]  --> tests/utils.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct MockRng(rand_xorshift::XorShiftRng);
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TEST_ID` is never used
[INFO] [stdout]  --> tests/utils.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const TEST_ID: &'static [u8] = b"super id";
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BAD_MSG` is never used
[INFO] [stdout]  --> tests/utils.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const BAD_MSG: &'static [u8] = b"bad message";
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MockRng` is never constructed
[INFO] [stdout]  --> tests/utils.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct MockRng(rand_xorshift::XorShiftRng);
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TEST_ID` is never used
[INFO] [stdout]  --> tests/utils.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const TEST_ID: &'static [u8] = b"super id";
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BAD_MSG` is never used
[INFO] [stdout]  --> tests/utils.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const BAD_MSG: &'static [u8] = b"bad message";
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MockRng` is never constructed
[INFO] [stdout]  --> tests/utils.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct MockRng(rand_xorshift::XorShiftRng);
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "30b29bda6b7079aff441ff170102bf3c894a9dbdc6949a6f85f014f624441c73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b29bda6b7079aff441ff170102bf3c894a9dbdc6949a6f85f014f624441c73", kill_on_drop: false }`
[INFO] [stdout] 30b29bda6b7079aff441ff170102bf3c894a9dbdc6949a6f85f014f624441c73