[INFO] fetching crate mcl 0.5.0-alpha... [INFO] testing mcl-0.5.0-alpha against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate mcl 0.5.0-alpha into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate mcl 0.5.0-alpha [INFO] finished tweaking crates.io crate mcl 0.5.0-alpha [INFO] tweaked toml for crates.io crate mcl 0.5.0-alpha written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mcl 0.5.0-alpha on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mcl 0.5.0-alpha already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dba2215f325e97e1355c9d6eee426dc4b926a5b35507d21779d767502ab0ac91 [INFO] running `Command { std: "docker" "start" "-a" "dba2215f325e97e1355c9d6eee426dc4b926a5b35507d21779d767502ab0ac91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dba2215f325e97e1355c9d6eee426dc4b926a5b35507d21779d767502ab0ac91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dba2215f325e97e1355c9d6eee426dc4b926a5b35507d21779d767502ab0ac91", kill_on_drop: false }` [INFO] [stdout] dba2215f325e97e1355c9d6eee426dc4b926a5b35507d21779d767502ab0ac91 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 25f2ffb8d748419f45617bc78e6ea5262a727911d7409130fa35967af2c0e824 [INFO] running `Command { std: "docker" "start" "-a" "25f2ffb8d748419f45617bc78e6ea5262a727911d7409130fa35967af2c0e824", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling mcl_derive v0.5.0-alpha [INFO] [stderr] Compiling mcl v0.5.0-alpha (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.89s [INFO] running `Command { std: "docker" "inspect" "25f2ffb8d748419f45617bc78e6ea5262a727911d7409130fa35967af2c0e824", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25f2ffb8d748419f45617bc78e6ea5262a727911d7409130fa35967af2c0e824", kill_on_drop: false }` [INFO] [stdout] 25f2ffb8d748419f45617bc78e6ea5262a727911d7409130fa35967af2c0e824 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 11a694f8c81d011e792be2f03bee3cd689d5ca9eda13469bc3b4f4e0c26b4806 [INFO] running `Command { std: "docker" "start" "-a" "11a694f8c81d011e792be2f03bee3cd689d5ca9eda13469bc3b4f4e0c26b4806", kill_on_drop: false }` [INFO] [stderr] Compiling mcl v0.5.0-alpha (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `P` should have a snake case name [INFO] [stdout] --> examples/pairing.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let P = G1::hash_and_map(b"this").unwrap(); [INFO] [stdout] | ^ help: convert the identifier to snake case: `p` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Q` should have a snake case name [INFO] [stdout] --> examples/pairing.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let Q = G2::hash_and_map(b"that").unwrap(); [INFO] [stdout] | ^ help: convert the identifier to snake case: `q` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `aP` should have a snake case name [INFO] [stdout] --> examples/pairing.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let aP = &P * a; [INFO] [stdout] | ^^ help: convert the identifier to snake case: `a_p` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `bQ` should have a snake case name [INFO] [stdout] --> examples/pairing.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | let bQ = &Q * b; [INFO] [stdout] | ^^ help: convert the identifier to snake case: `b_q` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mcl` (example "schnorr") due to 1 previous error [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcp2Ddbt/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libmcl-98ffe6a60807f3be,libserde-2573dfa115b71f11,liblibc-66d12c509490a2e8}.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lmclbn384_256" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcp2Ddbt/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/schnorr-d895a2d6d687e053" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: rust-lld: error: unable to find library -lmclbn384_256 [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `g` [INFO] [stdout] --> examples/schnorr_pairing.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let g = G1::hash_and_map(b"something").unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `A` should have a snake case name [INFO] [stdout] --> examples/schnorr_pairing.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let A = &g2 * &a; [INFO] [stdout] | ^ help: convert the identifier to snake case: `a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `X` should have a snake case name [INFO] [stdout] --> examples/schnorr_pairing.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | let X = &g2 * &x; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `U` should have a snake case name [INFO] [stdout] --> examples/schnorr_pairing.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | let mut U = X.get_str(Base::Dec); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `U` should have a snake case name [INFO] [stdout] --> examples/schnorr_pairing.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let U = G1::hash_and_map(U.as_bytes()).unwrap(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> examples/schnorr_pairing.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let S = &U * s; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcVejrdC/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libmcl-98ffe6a60807f3be,libserde-2573dfa115b71f11,liblibc-66d12c509490a2e8}.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lmclbn384_256" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcVejrdC/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/pairing-bcc120f43011a364" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: rust-lld: error: unable to find library -lmclbn384_256 [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `P` should have a snake case name [INFO] [stdout] --> src/bn.rs:139:17 [INFO] [stdout] | [INFO] [stdout] 139 | let P = G1::hash_and_map(b"abc").unwrap(); [INFO] [stdout] | ^ help: convert the identifier to snake case: `p` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mcl` (example "pairing") due to 1 previous error; 4 warnings emitted [INFO] [stdout] warning: variable `Q` should have a snake case name [INFO] [stdout] --> src/bn.rs:140:17 [INFO] [stdout] | [INFO] [stdout] 140 | let Q = G2::hash_and_map(b"abc").unwrap(); [INFO] [stdout] | ^ help: convert the identifier to snake case: `q` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `aQ` should have a snake case name [INFO] [stdout] --> src/bn.rs:144:17 [INFO] [stdout] | [INFO] [stdout] 144 | let aQ = Q * &a; [INFO] [stdout] | ^^ help: convert the identifier to snake case: `a_q` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `bP` should have a snake case name [INFO] [stdout] --> src/bn.rs:145:17 [INFO] [stdout] | [INFO] [stdout] 145 | let bP = P * &b; [INFO] [stdout] | ^^ help: convert the identifier to snake case: `b_p` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcDroQhO/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libmcl-98ffe6a60807f3be,libserde-2573dfa115b71f11,liblibc-66d12c509490a2e8}.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lmclbn384_256" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcDroQhO/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/schnorr_pairing-e1057ae8487cf8e9" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: rust-lld: error: unable to find library -lmclbn384_256 [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mcl` (example "schnorr_pairing") due to 1 previous error; 6 warnings emitted [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcCxPmSk/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bdynamic" "-lmclbn384_256" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libserde-2573dfa115b71f11.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/liblibc-66d12c509490a2e8.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcCxPmSk/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/mcl-ff79ca2ae8b491f5" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: rust-lld: error: unable to find library -lmclbn384_256 [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mcl` (lib test) due to 1 previous error; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "11a694f8c81d011e792be2f03bee3cd689d5ca9eda13469bc3b4f4e0c26b4806", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11a694f8c81d011e792be2f03bee3cd689d5ca9eda13469bc3b4f4e0c26b4806", kill_on_drop: false }` [INFO] [stdout] 11a694f8c81d011e792be2f03bee3cd689d5ca9eda13469bc3b4f4e0c26b4806