[INFO] fetching crate minimal-id 0.8.0...
[INFO] testing minimal-id-0.8.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate minimal-id 0.8.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate minimal-id 0.8.0
[INFO] finished tweaking crates.io crate minimal-id 0.8.0
[INFO] tweaked toml for crates.io crate minimal-id 0.8.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate minimal-id 0.8.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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]      Locking 101 packages to latest compatible versions
[INFO] [stderr]       Adding juniper v0.12.0 (available: v0.17.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a004215b36db4c54e089f3fe2db74c45c19982dc92530af29cec0dea01efc91e
[INFO] running `Command { std: "docker" "start" "-a" "a004215b36db4c54e089f3fe2db74c45c19982dc92530af29cec0dea01efc91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a004215b36db4c54e089f3fe2db74c45c19982dc92530af29cec0dea01efc91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a004215b36db4c54e089f3fe2db74c45c19982dc92530af29cec0dea01efc91e", kill_on_drop: false }`
[INFO] [stdout] a004215b36db4c54e089f3fe2db74c45c19982dc92530af29cec0dea01efc91e
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f89d170d8f6915d555f71269f663343c1cc367a701afcd3d675487807654043
[INFO] running `Command { std: "docker" "start" "-a" "6f89d170d8f6915d555f71269f663343c1cc367a701afcd3d675487807654043", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling rand_core v0.10.0
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling cpufeatures v0.3.0
[INFO] [stderr]    Compiling data-encoding v2.10.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling rand v0.10.0
[INFO] [stderr]    Compiling minimal-id v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `thread_rng` in crate `rand`
[INFO] [stdout]   --> src/lib.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         rand::thread_rng().fill_bytes(&mut rng);
[INFO] [stdout]    |               ^^^^^^^^^^ not found in `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]   --> src/lib.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::convert::TryFrom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minimal-id` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6f89d170d8f6915d555f71269f663343c1cc367a701afcd3d675487807654043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f89d170d8f6915d555f71269f663343c1cc367a701afcd3d675487807654043", kill_on_drop: false }`
[INFO] [stdout] 6f89d170d8f6915d555f71269f663343c1cc367a701afcd3d675487807654043