[INFO] cloning repository https://github.com/madeso/librust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/madeso/librust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadeso%2Flibrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadeso%2Flibrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e296daf41400c60e07cc6e1bbece12a86874452
[INFO] testing madeso/librust against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadeso%2Flibrust" "/workspace/builds/worker-32/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/madeso/librust on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/madeso/librust
[INFO] finished tweaking git repo https://github.com/madeso/librust
[INFO] tweaked toml for git repo https://github.com/madeso/librust written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate git repo https://github.com/madeso/librust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6a65ba847ffbec39e16c025bed0d3f98b38695e36819fb2e77a0f4bad53891d
[INFO] running `Command { std: "docker" "start" "-a" "a6a65ba847ffbec39e16c025bed0d3f98b38695e36819fb2e77a0f4bad53891d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6a65ba847ffbec39e16c025bed0d3f98b38695e36819fb2e77a0f4bad53891d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a65ba847ffbec39e16c025bed0d3f98b38695e36819fb2e77a0f4bad53891d", kill_on_drop: false }`
[INFO] [stdout] a6a65ba847ffbec39e16c025bed0d3f98b38695e36819fb2e77a0f4bad53891d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22eddc70d05dc5ca95d145d3bff82566738108331980c3c40fbfff0976f6a7bf
[INFO] running `Command { std: "docker" "start" "-a" "22eddc70d05dc5ca95d145d3bff82566738108331980c3c40fbfff0976f6a7bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling librust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]   --> src/rng.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |         for i in range(0,16) {
[INFO] [stdout]    |                  ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 3  | use std::slice::range;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]   --> src/crc32.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 |         for i in range(0, 256) {
[INFO] [stdout]    |                  ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 4  | use std::slice::range;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]   --> src/crc32.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |             for _ in range(0, 8) {
[INFO] [stdout]    |                      ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 4  | use std::slice::range;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `librust` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "22eddc70d05dc5ca95d145d3bff82566738108331980c3c40fbfff0976f6a7bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22eddc70d05dc5ca95d145d3bff82566738108331980c3c40fbfff0976f6a7bf", kill_on_drop: false }`
[INFO] [stdout] 22eddc70d05dc5ca95d145d3bff82566738108331980c3c40fbfff0976f6a7bf