[INFO] cloning repository https://github.com/el-komandante/mailgun-server-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/el-komandante/mailgun-server-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fel-komandante%2Fmailgun-server-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fel-komandante%2Fmailgun-server-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 085fbd56d7a1f0f5c114703fb5ffae7e17c3a2b0
[INFO] checking el-komandante/mailgun-server-rust against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fel-komandante%2Fmailgun-server-rust" "/workspace/builds/worker-59/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-59/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/el-komandante/mailgun-server-rust on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/el-komandante/mailgun-server-rust
[INFO] finished tweaking git repo https://github.com/el-komandante/mailgun-server-rust
[INFO] tweaked toml for git repo https://github.com/el-komandante/mailgun-server-rust written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] crate git repo https://github.com/el-komandante/mailgun-server-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1bbd9317b5c69ab0e940f095cbe69c30c8a4da6cf21b2776b45852b3ac877a62
[INFO] running `Command { std: "docker" "start" "-a" "1bbd9317b5c69ab0e940f095cbe69c30c8a4da6cf21b2776b45852b3ac877a62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bbd9317b5c69ab0e940f095cbe69c30c8a4da6cf21b2776b45852b3ac877a62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bbd9317b5c69ab0e940f095cbe69c30c8a4da6cf21b2776b45852b3ac877a62", kill_on_drop: false }`
[INFO] [stdout] 1bbd9317b5c69ab0e940f095cbe69c30c8a4da6cf21b2776b45852b3ac877a62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] add49e4e84b49681cce514107d352f6daad1893e843e6e0135a8540088ea0960
[INFO] running `Command { std: "docker" "start" "-a" "add49e4e84b49681cce514107d352f6daad1893e843e6e0135a8540088ea0960", kill_on_drop: false }`
[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 satisfies dependency `openssl-sys = "=0.7.17"` of package `openssl v0.7.14`
[INFO] [stderr]     ... which satisfies dependency `openssl = "=0.7.14"` of package `cookie v0.2.5`
[INFO] [stderr]     ... which satisfies dependency `cookie = "=0.2.5"` of package `hyper v0.7.2`
[INFO] [stderr]     ... which satisfies dependency `hyper = "=0.7.2"` of package `mailgun-server v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] links to native library `openssl`
[INFO] [stderr] 
[INFO] [stderr] package `openssl-sys v0.9.6`
[INFO] [stderr]     ... which satisfies dependency `openssl-sys = "=0.9.6"` of package `openssl v0.9.6`
[INFO] [stderr]     ... which satisfies dependency `openssl = "=0.9.6"` of package `native-tls v0.1.1`
[INFO] [stderr]     ... which satisfies dependency `native-tls = "=0.1.1"` of package `reqwest v0.3.0`
[INFO] [stderr]     ... which satisfies dependency `reqwest = "=0.3.0"` of package `mailgun-server v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] also links to native library `openssl`
[INFO] running `Command { std: "docker" "inspect" "add49e4e84b49681cce514107d352f6daad1893e843e6e0135a8540088ea0960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "add49e4e84b49681cce514107d352f6daad1893e843e6e0135a8540088ea0960", kill_on_drop: false }`
[INFO] [stdout] add49e4e84b49681cce514107d352f6daad1893e843e6e0135a8540088ea0960