[INFO] fetching crate cks_accumulator 0.1.2...
[INFO] checking cks_accumulator-0.1.2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate cks_accumulator 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate cks_accumulator 0.1.2
[INFO] finished tweaking crates.io crate cks_accumulator 0.1.2
[INFO] tweaked toml for crates.io crate cks_accumulator 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cks_accumulator 0.1.2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 64 packages to latest compatible versions
[INFO] [stderr]       Adding amcl_wrapper v0.3.5 (available: v0.4.0)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14bd86d8cc6a74e50498a5b1ba11d645d78fd0546675d4ebda7726e42a523e13
[INFO] running `Command { std: "docker" "start" "-a" "14bd86d8cc6a74e50498a5b1ba11d645d78fd0546675d4ebda7726e42a523e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14bd86d8cc6a74e50498a5b1ba11d645d78fd0546675d4ebda7726e42a523e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14bd86d8cc6a74e50498a5b1ba11d645d78fd0546675d4ebda7726e42a523e13", kill_on_drop: false }`
[INFO] [stdout] 14bd86d8cc6a74e50498a5b1ba11d645d78fd0546675d4ebda7726e42a523e13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85b0a2b42eead76f180f4d67878140654c7494f5e10243845b7c6bea0af4d564
[INFO] running `Command { std: "docker" "start" "-a" "85b0a2b42eead76f180f4d67878140654c7494f5e10243845b7c6bea0af4d564", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]     Checking miracl_amcl v3.2.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking amcl_wrapper v0.3.5
[INFO] [stderr]     Checking cks_accumulator v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `generate_entries_from_trapdoor` is never used
[INFO] [stdout]    --> src/accumulator.rs:118:4
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn generate_entries_from_trapdoor(size: usize, label: &[u8], gamma: &FieldElement) -> (G1Vector, G2Vector, GT) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/accumulator.rs:192:8
[INFO] [stdout]     |
[INFO] [stdout] 191 | impl InMemoryAccumulatorEntries {
[INFO] [stdout]     | ------------------------------- associated function in this implementation
[INFO] [stdout] 192 |     fn new(size: usize, label: &[u8]) -> (InMemoryAccumulatorEntries, FieldElement, GT) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `witness` is never read
[INFO] [stdout]    --> src/accumulator.rs:567:17
[INFO] [stdout]     |
[INFO] [stdout] 567 |         let mut witness: Option<Witness> = None;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.28s
[INFO] running `Command { std: "docker" "inspect" "85b0a2b42eead76f180f4d67878140654c7494f5e10243845b7c6bea0af4d564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85b0a2b42eead76f180f4d67878140654c7494f5e10243845b7c6bea0af4d564", kill_on_drop: false }`
[INFO] [stdout] 85b0a2b42eead76f180f4d67878140654c7494f5e10243845b7c6bea0af4d564