[INFO] fetching crate primefield 0.14.0-pre.4...
[INFO] testing primefield-0.14.0-pre.4 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate primefield 0.14.0-pre.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate primefield 0.14.0-pre.4
[INFO] finished tweaking crates.io crate primefield 0.14.0-pre.4
[INFO] tweaked toml for crates.io crate primefield 0.14.0-pre.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate primefield 0.14.0-pre.4 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] crate crates.io crate primefield 0.14.0-pre.4 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 01aca5f09bf3da840834d89a6e289c8c783edb44d2381e183cbb3630c5d33116
[INFO] running `Command { std: "docker" "start" "-a" "01aca5f09bf3da840834d89a6e289c8c783edb44d2381e183cbb3630c5d33116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01aca5f09bf3da840834d89a6e289c8c783edb44d2381e183cbb3630c5d33116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01aca5f09bf3da840834d89a6e289c8c783edb44d2381e183cbb3630c5d33116", kill_on_drop: false }`
[INFO] [stdout] 01aca5f09bf3da840834d89a6e289c8c783edb44d2381e183cbb3630c5d33116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a1b4790aa8932aa6e425d4819011c53e1fb3922319c99a94ff3d0eab64983ed2
[INFO] running `Command { std: "docker" "start" "-a" "a1b4790aa8932aa6e425d4819011c53e1fb3922319c99a94ff3d0eab64983ed2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling ff v0.14.0-pre.0
[INFO] [stderr]    Compiling crypto-bigint v0.7.0-pre.6
[INFO] [stderr]    Compiling primefield v0.14.0-pre.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.60s
[INFO] running `Command { std: "docker" "inspect" "a1b4790aa8932aa6e425d4819011c53e1fb3922319c99a94ff3d0eab64983ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1b4790aa8932aa6e425d4819011c53e1fb3922319c99a94ff3d0eab64983ed2", kill_on_drop: false }`
[INFO] [stdout] a1b4790aa8932aa6e425d4819011c53e1fb3922319c99a94ff3d0eab64983ed2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e7450d885a0521aeda9618eda44a4cea026546a351315478613a055cd0feb303
[INFO] running `Command { std: "docker" "start" "-a" "e7450d885a0521aeda9618eda44a4cea026546a351315478613a055cd0feb303", kill_on_drop: false }`
[INFO] [stderr]    Compiling primefield v0.14.0-pre.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "e7450d885a0521aeda9618eda44a4cea026546a351315478613a055cd0feb303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7450d885a0521aeda9618eda44a4cea026546a351315478613a055cd0feb303", kill_on_drop: false }`
[INFO] [stdout] e7450d885a0521aeda9618eda44a4cea026546a351315478613a055cd0feb303
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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", kill_on_drop: false }`
[INFO] [stdout] 28ddfd57c795e43cf2e4e0deb22d039d0e05df369f64958c01b760791132b9c5
[INFO] running `Command { std: "docker" "start" "-a" "28ddfd57c795e43cf2e4e0deb22d039d0e05df369f64958c01b760791132b9c5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/primefield-3cd2fb27b4c6915f)
[INFO] [stderr]    Doc-tests primefield
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "28ddfd57c795e43cf2e4e0deb22d039d0e05df369f64958c01b760791132b9c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ddfd57c795e43cf2e4e0deb22d039d0e05df369f64958c01b760791132b9c5", kill_on_drop: false }`
[INFO] [stdout] 28ddfd57c795e43cf2e4e0deb22d039d0e05df369f64958c01b760791132b9c5