[INFO] fetching crate dalek-ff-group 0.4.1...
[INFO] checking dalek-ff-group-0.4.1 against try#0c7fed2b7584d310ca8221267fa1b3bec4df427f for pr-133502-4
[INFO] extracting crate dalek-ff-group 0.4.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate dalek-ff-group 0.4.1 on toolchain 0c7fed2b7584d310ca8221267fa1b3bec4df427f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dalek-ff-group 0.4.1
[INFO] finished tweaking crates.io crate dalek-ff-group 0.4.1
[INFO] tweaked toml for crates.io crate dalek-ff-group 0.4.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding crypto-bigint v0.5.5 (available: v0.6.1)
[INFO] [stderr]       Adding rand_core v0.6.4 (available: v0.9.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c2b4bb999d4acc87f898a95312c1fec5cc6ada7893e85a0ae6010f6890b4573
[INFO] running `Command { std: "docker" "start" "-a" "9c2b4bb999d4acc87f898a95312c1fec5cc6ada7893e85a0ae6010f6890b4573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c2b4bb999d4acc87f898a95312c1fec5cc6ada7893e85a0ae6010f6890b4573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c2b4bb999d4acc87f898a95312c1fec5cc6ada7893e85a0ae6010f6890b4573", kill_on_drop: false }`
[INFO] [stdout] 9c2b4bb999d4acc87f898a95312c1fec5cc6ada7893e85a0ae6010f6890b4573
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 071170acabe0944a1143f19b9141993258b7e79982a693138cd7b151f3fc6b7a
[INFO] running `Command { std: "docker" "start" "-a" "071170acabe0944a1143f19b9141993258b7e79982a693138cd7b151f3fc6b7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking dalek-ff-group v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `ff_group_tests`
[INFO] [stdout]    --> src/field.rs:349:3
[INFO] [stdout]     |
[INFO] [stdout] 349 |   ff_group_tests::prime_field::test_prime_field_bits::<_, FieldElement>(&mut rand_core::OsRng);
[INFO] [stdout]     |   ^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `ff_group_tests`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `ff_group_tests`, use `cargo add ff_group_tests` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `ff_group_tests`
[INFO] [stdout]    --> src/lib.rs:469:3
[INFO] [stdout]     |
[INFO] [stdout] 469 |   ff_group_tests::group::test_prime_group_bits::<_, EdwardsPoint>(&mut rand_core::OsRng);
[INFO] [stdout]     |   ^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `ff_group_tests`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `ff_group_tests`, use `cargo add ff_group_tests` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `ff_group_tests`
[INFO] [stdout]    --> src/lib.rs:474:3
[INFO] [stdout]     |
[INFO] [stdout] 474 |   ff_group_tests::group::test_prime_group_bits::<_, RistrettoPoint>(&mut rand_core::OsRng);
[INFO] [stdout]     |   ^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `ff_group_tests`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `ff_group_tests`, use `cargo add ff_group_tests` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dalek-ff-group` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "071170acabe0944a1143f19b9141993258b7e79982a693138cd7b151f3fc6b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "071170acabe0944a1143f19b9141993258b7e79982a693138cd7b151f3fc6b7a", kill_on_drop: false }`
[INFO] [stdout] 071170acabe0944a1143f19b9141993258b7e79982a693138cd7b151f3fc6b7a