[INFO] fetching crate num256 0.6.0...
[INFO] building num256-0.6.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate num256 0.6.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate num256 0.6.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate num256 0.6.0
[INFO] tweaked toml for crates.io crate num256 0.6.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate num256 0.6.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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 29 packages to latest compatible versions
[INFO] [stderr]       Adding bnum v0.5.0 (available: v0.13.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9dcb30cd0d1c0a6300503dc7aed1493b98e78c560198fdfac1552633a9fc0936
[INFO] running `Command { std: "docker" "start" "-a" "9dcb30cd0d1c0a6300503dc7aed1493b98e78c560198fdfac1552633a9fc0936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9dcb30cd0d1c0a6300503dc7aed1493b98e78c560198fdfac1552633a9fc0936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dcb30cd0d1c0a6300503dc7aed1493b98e78c560198fdfac1552633a9fc0936", kill_on_drop: false }`
[INFO] [stdout] 9dcb30cd0d1c0a6300503dc7aed1493b98e78c560198fdfac1552633a9fc0936
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 775cc32e7598d4266f9fa7ffea5840824639e6f70be9eb425a7638f39e9ac2ee
[INFO] running `Command { std: "docker" "start" "-a" "775cc32e7598d4266f9fa7ffea5840824639e6f70be9eb425a7638f39e9ac2ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling bnum v0.5.0
[INFO] [stderr]    Compiling num256 v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.11s
[INFO] running `Command { std: "docker" "inspect" "775cc32e7598d4266f9fa7ffea5840824639e6f70be9eb425a7638f39e9ac2ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "775cc32e7598d4266f9fa7ffea5840824639e6f70be9eb425a7638f39e9ac2ee", kill_on_drop: false }`
[INFO] [stdout] 775cc32e7598d4266f9fa7ffea5840824639e6f70be9eb425a7638f39e9ac2ee
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c909eefbe5e550eeaf7f8aa0b1a233a43e588698fcb3c41fc88d8accbd81f9f7
[INFO] running `Command { std: "docker" "start" "-a" "c909eefbe5e550eeaf7f8aa0b1a233a43e588698fcb3c41fc88d8accbd81f9f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling num256 v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `random` in this scope
[INFO] [stdout]    --> src/int256.rs:469:23
[INFO] [stdout]     |
[INFO] [stdout] 469 |         let r: i128 = random();
[INFO] [stdout]     |                       ^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these functions
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::random::random;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use rand::random;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `random` in this scope
[INFO] [stdout]    --> src/uint256.rs:559:23
[INFO] [stdout]     |
[INFO] [stdout] 559 |         let r: u128 = random();
[INFO] [stdout]     |                       ^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these functions
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::random::random;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use rand::random;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]    --> src/int256.rs:466:9
[INFO] [stdout]     |
[INFO] [stdout] 466 |     use rand::prelude::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]    --> src/uint256.rs:556:9
[INFO] [stdout]     |
[INFO] [stdout] 556 |     use rand::prelude::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `num256` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c909eefbe5e550eeaf7f8aa0b1a233a43e588698fcb3c41fc88d8accbd81f9f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c909eefbe5e550eeaf7f8aa0b1a233a43e588698fcb3c41fc88d8accbd81f9f7", kill_on_drop: false }`
[INFO] [stdout] c909eefbe5e550eeaf7f8aa0b1a233a43e588698fcb3c41fc88d8accbd81f9f7