[INFO] fetching crate ark-bw6-761-ext 0.5.0...
[INFO] testing ark-bw6-761-ext-0.5.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate ark-bw6-761-ext 0.5.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ark-bw6-761-ext 0.5.0
[INFO] finished tweaking crates.io crate ark-bw6-761-ext 0.5.0
[INFO] tweaked toml for crates.io crate ark-bw6-761-ext 0.5.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ark-bw6-761-ext 0.5.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b051369a3a4a3ab77c47772c1311287ab3fae8549045c37366d88f05863d9cc
[INFO] running `Command { std: "docker" "start" "-a" "0b051369a3a4a3ab77c47772c1311287ab3fae8549045c37366d88f05863d9cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b051369a3a4a3ab77c47772c1311287ab3fae8549045c37366d88f05863d9cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b051369a3a4a3ab77c47772c1311287ab3fae8549045c37366d88f05863d9cc", kill_on_drop: false }`
[INFO] [stdout] 0b051369a3a4a3ab77c47772c1311287ab3fae8549045c37366d88f05863d9cc
[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=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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b3fc6cf15bf63905ee11e2056162de872951a37c3f010696757f3d6a608d3e0
[INFO] running `Command { std: "docker" "start" "-a" "0b3fc6cf15bf63905ee11e2056162de872951a37c3f010696757f3d6a608d3e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling ark-std v0.5.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling enum-ordinalize-derive v4.3.1
[INFO] [stderr]    Compiling ark-serialize-derive v0.5.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling ark-ff-macros v0.5.0
[INFO] [stderr]    Compiling ark-ff-asm v0.5.0
[INFO] [stderr]    Compiling enum-ordinalize v4.3.0
[INFO] [stderr]    Compiling educe v0.6.0
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling ark-serialize v0.5.0
[INFO] [stderr]    Compiling ark-ff v0.5.0
[INFO] [stderr]    Compiling ark-poly v0.5.0
[INFO] [stderr]    Compiling ark-ec v0.5.0
[INFO] [stderr]    Compiling ark-bls12-377 v0.5.0
[INFO] [stderr]    Compiling ark-models-ext v0.5.0
[INFO] [stderr]    Compiling ark-bw6-761 v0.5.0
[INFO] [stderr]    Compiling ark-bw6-761-ext v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.81s
[INFO] running `Command { std: "docker" "inspect" "0b3fc6cf15bf63905ee11e2056162de872951a37c3f010696757f3d6a608d3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b3fc6cf15bf63905ee11e2056162de872951a37c3f010696757f3d6a608d3e0", kill_on_drop: false }`
[INFO] [stdout] 0b3fc6cf15bf63905ee11e2056162de872951a37c3f010696757f3d6a608d3e0
[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=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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18cdd1254b132f0520f61ad6d5f35a0d94a8a951b58d816b76eb51a1fa860d5e
[INFO] running `Command { std: "docker" "start" "-a" "18cdd1254b132f0520f61ad6d5f35a0d94a8a951b58d816b76eb51a1fa860d5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling ark-serialize v0.5.0
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling ark-ff v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling ark-poly v0.5.0
[INFO] [stderr]    Compiling ark-ec v0.5.0
[INFO] [stderr]    Compiling ark-bls12-377 v0.5.0
[INFO] [stderr]    Compiling ark-models-ext v0.5.0
[INFO] [stderr]    Compiling ark-algebra-test-templates v0.5.0
[INFO] [stderr] error: could not compile `ark-bls12-377` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   could not execute process `/opt/rustwide/rustup-home/toolchains/b83b707f97d809763b7861afa7638871f3339a33/bin/rustc --crate-name ark_bls12_377 --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ark-bls12-377-0.5.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="base_field"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("ark-r1cs-std", "base_field", "curve", "default", "r1cs", "scalar_field", "std"))' -C metadata=e503d8b8b46b7d3e -C extra-filename=-b81d0d80b14a58bb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ark_ec=/opt/rustwide/target/debug/deps/libark_ec-bc75eaa5c4d18e7e.rmeta --extern ark_ff=/opt/rustwide/target/debug/deps/libark_ff-1ce8a47d8892fe7a.rmeta --extern ark_std=/opt/rustwide/target/debug/deps/libark_std-a60fbd48bf925632.rmeta --cap-lints allow --cap-lints=forbid` (never executed)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No such file or directory (os error 2)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "18cdd1254b132f0520f61ad6d5f35a0d94a8a951b58d816b76eb51a1fa860d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18cdd1254b132f0520f61ad6d5f35a0d94a8a951b58d816b76eb51a1fa860d5e", kill_on_drop: false }`
[INFO] [stdout] 18cdd1254b132f0520f61ad6d5f35a0d94a8a951b58d816b76eb51a1fa860d5e