[INFO] cloning repository https://github.com/natemara/rust-shutterstock-deduper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/natemara/rust-shutterstock-deduper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatemara%2Frust-shutterstock-deduper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatemara%2Frust-shutterstock-deduper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdac20ad410c86746865a6d91ea34015da6bc5ea
[INFO] testing natemara/rust-shutterstock-deduper against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatemara%2Frust-shutterstock-deduper" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/natemara/rust-shutterstock-deduper on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/natemara/rust-shutterstock-deduper
[INFO] finished tweaking git repo https://github.com/natemara/rust-shutterstock-deduper
[INFO] tweaked toml for git repo https://github.com/natemara/rust-shutterstock-deduper written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/natemara/rust-shutterstock-deduper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex v0.1.14
[INFO] [stderr]   Downloaded regex_macros v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7a8ed66b9328fe97d9b3248201c5e78381c3e7997ee417ba648d98577e7ea29
[INFO] running `Command { std: "docker" "start" "-a" "c7a8ed66b9328fe97d9b3248201c5e78381c3e7997ee417ba648d98577e7ea29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7a8ed66b9328fe97d9b3248201c5e78381c3e7997ee417ba648d98577e7ea29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7a8ed66b9328fe97d9b3248201c5e78381c3e7997ee417ba648d98577e7ea29", kill_on_drop: false }`
[INFO] [stdout] c7a8ed66b9328fe97d9b3248201c5e78381c3e7997ee417ba648d98577e7ea29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56e0dede066040524c38c87dea71e332fb8d72d2f8bb876d5e44984a133d6413
[INFO] running `Command { std: "docker" "start" "-a" "56e0dede066040524c38c87dea71e332fb8d72d2f8bb876d5e44984a133d6413", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.2.3
[INFO] [stderr]    Compiling regex v0.1.14
[INFO] [stdout] error[E0425]: cannot find function `at_exit` in module `rt`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/log-0.2.3/src/lib.rs:534:9
[INFO] [stdout]     |
[INFO] [stdout] 534 |     rt::at_exit(|| {
[INFO] [stdout]     |         ^^^^^^^ not found in `rt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `unicode`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-0.1.14/src/lib.rs:373:1
[INFO] [stdout]     |
[INFO] [stdout] 373 | extern crate unicode;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'rt': this public module should not exist and is highly likely to disappear
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/log-0.2.3/src/lib.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 | use std::rt;
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(rt)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "56e0dede066040524c38c87dea71e332fb8d72d2f8bb876d5e44984a133d6413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56e0dede066040524c38c87dea71e332fb8d72d2f8bb876d5e44984a133d6413", kill_on_drop: false }`
[INFO] [stdout] 56e0dede066040524c38c87dea71e332fb8d72d2f8bb876d5e44984a133d6413