[INFO] cloning repository https://github.com/onur/at-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/onur/at-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fonur%2Fat-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fonur%2Fat-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 275281522d3eafc747466ea29aac31f990ca05ec
[INFO] checking onur/at-rust against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fonur%2Fat-rust" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/onur/at-rust on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/onur/at-rust
[INFO] finished tweaking git repo https://github.com/onur/at-rust
[INFO] tweaked toml for git repo https://github.com/onur/at-rust written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/onur/at-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-14/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rc v0.1.1
[INFO] [stderr]   Downloaded tendril v0.1.6
[INFO] [stderr]   Downloaded string_cache v0.2.29
[INFO] [stderr]   Downloaded hyper v0.7.2
[INFO] [stderr]   Downloaded html5ever v0.2.11
[INFO] [stderr]   Downloaded irc v0.9.2
[INFO] [stderr]   Downloaded select v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eeefb93cf2fe0206adf517f8931f05cf6adb5b88b98d6b386c4a29aa4d83ccca
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eeefb93cf2fe0206adf517f8931f05cf6adb5b88b98d6b386c4a29aa4d83ccca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eeefb93cf2fe0206adf517f8931f05cf6adb5b88b98d6b386c4a29aa4d83ccca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeefb93cf2fe0206adf517f8931f05cf6adb5b88b98d6b386c4a29aa4d83ccca", kill_on_drop: false }`
[INFO] [stdout] eeefb93cf2fe0206adf517f8931f05cf6adb5b88b98d6b386c4a29aa4d83ccca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30dda1dcc7f1e8ae57096ecc178c2fde733bf8ac5567892fb2b7fbd7d77a1e3e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "30dda1dcc7f1e8ae57096ecc178c2fde733bf8ac5567892fb2b7fbd7d77a1e3e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: multiple packages link to native library `openssl`, but a native library can be linked only once
[INFO] [stderr] 
[INFO] [stderr] package `openssl-sys v0.7.17`
[INFO] [stderr]     ... which is depended on by `openssl v0.7.14`
[INFO] [stderr]     ... which is depended on by `cookie v0.2.5`
[INFO] [stderr]     ... which is depended on by `hyper v0.7.2`
[INFO] [stderr]     ... which is depended on by `at-rust v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] links to native library `openssl`
[INFO] [stderr] 
[INFO] [stderr] package `openssl-sys v0.9.58`
[INFO] [stderr]     ... which is depended on by `openssl v0.10.30`
[INFO] [stderr]     ... which is depended on by `irc v0.9.2`
[INFO] [stderr]     ... which is depended on by `at-rust v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] also links to native library `openssl`
[INFO] running `Command { std: "docker" "inspect" "30dda1dcc7f1e8ae57096ecc178c2fde733bf8ac5567892fb2b7fbd7d77a1e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30dda1dcc7f1e8ae57096ecc178c2fde733bf8ac5567892fb2b7fbd7d77a1e3e", kill_on_drop: false }`
[INFO] [stdout] 30dda1dcc7f1e8ae57096ecc178c2fde733bf8ac5567892fb2b7fbd7d77a1e3e