[INFO] cloning repository https://github.com/lopeetall/fields-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lopeetall/fields-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopeetall%2Ffields-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopeetall%2Ffields-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2bc4676d2aa902a1c31a3c2c72eae127a3cb6edf
[INFO] testing lopeetall/fields-rust against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopeetall%2Ffields-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lopeetall/fields-rust
[INFO] finished tweaking git repo https://github.com/lopeetall/fields-rust
[INFO] tweaked toml for git repo https://github.com/lopeetall/fields-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lopeetall/fields-rust on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lopeetall/fields-rust 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c5f54e499da84f3ad0ade457844bd6cabc461a6577ae16d768c5312df69a338
[INFO] running `Command { std: "docker" "start" "-a" "9c5f54e499da84f3ad0ade457844bd6cabc461a6577ae16d768c5312df69a338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c5f54e499da84f3ad0ade457844bd6cabc461a6577ae16d768c5312df69a338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5f54e499da84f3ad0ade457844bd6cabc461a6577ae16d768c5312df69a338", kill_on_drop: false }`
[INFO] [stdout] 9c5f54e499da84f3ad0ade457844bd6cabc461a6577ae16d768c5312df69a338
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cc15492ab0e01871f1c50d5a75c865eda1be967f34c97125e14d5bc3be25547
[INFO] running `Command { std: "docker" "start" "-a" "3cc15492ab0e01871f1c50d5a75c865eda1be967f34c97125e14d5bc3be25547", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.64
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling fields-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `rand` is never used
[INFO] [stdout]   --> src/fields.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl U256 {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn rand () -> U256 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rand` is never used
[INFO] [stdout]    --> src/fields.rs:363:12
[INFO] [stdout]     |
[INFO] [stdout] 356 | impl PrimeField {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 363 |     pub fn rand (self) -> PrimeFieldElement {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `Command { std: "docker" "inspect" "3cc15492ab0e01871f1c50d5a75c865eda1be967f34c97125e14d5bc3be25547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cc15492ab0e01871f1c50d5a75c865eda1be967f34c97125e14d5bc3be25547", kill_on_drop: false }`
[INFO] [stdout] 3cc15492ab0e01871f1c50d5a75c865eda1be967f34c97125e14d5bc3be25547
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9f69bf4032108e1ae7cb955c9a3dc1d99ce71c429b202baa2a785ce71f3c660
[INFO] running `Command { std: "docker" "start" "-a" "c9f69bf4032108e1ae7cb955c9a3dc1d99ce71c429b202baa2a785ce71f3c660", kill_on_drop: false }`
[INFO] [stderr]    Compiling fields-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `rand` is never used
[INFO] [stdout]   --> src/fields.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl U256 {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn rand () -> U256 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rand` is never used
[INFO] [stdout]    --> src/fields.rs:363:12
[INFO] [stdout]     |
[INFO] [stdout] 356 | impl PrimeField {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 363 |     pub fn rand (self) -> PrimeFieldElement {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "c9f69bf4032108e1ae7cb955c9a3dc1d99ce71c429b202baa2a785ce71f3c660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9f69bf4032108e1ae7cb955c9a3dc1d99ce71c429b202baa2a785ce71f3c660", kill_on_drop: false }`
[INFO] [stdout] c9f69bf4032108e1ae7cb955c9a3dc1d99ce71c429b202baa2a785ce71f3c660
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ebe005e6e7ba784cbcd64ea1c3e2e56ea2720b80101e06d5c3513d22eac9ae1
[INFO] running `Command { std: "docker" "start" "-a" "9ebe005e6e7ba784cbcd64ea1c3e2e56ea2720b80101e06d5c3513d22eac9ae1", kill_on_drop: false }`
[INFO] [stderr] warning: associated function `rand` is never used
[INFO] [stderr]   --> src/fields.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl U256 {
[INFO] [stderr]    | --------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub fn rand () -> U256 {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `rand` is never used
[INFO] [stderr]    --> src/fields.rs:363:12
[INFO] [stderr]     |
[INFO] [stderr] 356 | impl PrimeField {
[INFO] [stderr]     | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 363 |     pub fn rand (self) -> PrimeFieldElement {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fields-rust` (bin "fields-rust" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/fields_rust-1c1d75107a06164e)
[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" "9ebe005e6e7ba784cbcd64ea1c3e2e56ea2720b80101e06d5c3513d22eac9ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ebe005e6e7ba784cbcd64ea1c3e2e56ea2720b80101e06d5c3513d22eac9ae1", kill_on_drop: false }`
[INFO] [stdout] 9ebe005e6e7ba784cbcd64ea1c3e2e56ea2720b80101e06d5c3513d22eac9ae1
