[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#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fel-komandante%2Fmailgun-server-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/el-komandante/mailgun-server-rust on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "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-2-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `openssl-sys`.
[INFO] [stderr]     ... required by package `openssl v0.9.6`
[INFO] [stderr]     ... which satisfies dependency `openssl = "^0.9"` (locked to 0.9.6) of package `native-tls v0.1.1`
[INFO] [stderr]     ... which satisfies dependency `native-tls = "^0.1"` (locked to 0.1.1) of package `reqwest v0.3.0`
[INFO] [stderr]     ... which satisfies dependency `reqwest = "*"` (locked to 0.3.0) of package `mailgun-server v0.1.0 (/workspace/builds/worker-2-tc1/source)`
[INFO] [stderr] versions that meet the requirements `^0.9.6` (locked to 0.9.6) are: 0.9.6
[INFO] [stderr] 
[INFO] [stderr] package `openssl-sys` links to the native library `openssl`, but it conflicts with a previous package which links to `openssl` as well:
[INFO] [stderr] package `openssl-sys v0.7.17`
[INFO] [stderr]     ... which satisfies dependency `openssl-sys = "^0.7.14"` (locked to 0.7.17) of package `openssl v0.7.14`
[INFO] [stderr]     ... which satisfies dependency `openssl = "^0.7"` (locked to 0.7.14) of package `hyper v0.7.2`
[INFO] [stderr]     ... which satisfies dependency `hyper = "~0.7"` (locked to 0.7.2) of package `mailgun-server v0.1.0 (/workspace/builds/worker-2-tc1/source)`
[INFO] [stderr] Only one package in the dependency graph may specify the same links value. This helps ensure that only one copy of a native library is linked in the final binary. Try to adjust your dependencies so that only one package uses the `links = "openssl"` value. For more information, see https://doc.rust-lang.org/cargo/reference/resolver.html#links.
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `openssl-sys` which could resolve this conflict


command failed: exit status: 101

warning: no edition set: defaulting to the 2015 edition while the latest is 2024
    Updating crates.io index
error: failed to select a version for `openssl-sys`.
    ... required by package `openssl v0.9.6`
    ... which satisfies dependency `openssl = "^0.9"` (locked to 0.9.6) of package `native-tls v0.1.1`
    ... which satisfies dependency `native-tls = "^0.1"` (locked to 0.1.1) of package `reqwest v0.3.0`
    ... which satisfies dependency `reqwest = "*"` (locked to 0.3.0) of package `mailgun-server v0.1.0 (/workspace/builds/worker-2-tc1/source)`
versions that meet the requirements `^0.9.6` (locked to 0.9.6) are: 0.9.6

package `openssl-sys` links to the native library `openssl`, but it conflicts with a previous package which links to `openssl` as well:
package `openssl-sys v0.7.17`
    ... which satisfies dependency `openssl-sys = "^0.7.14"` (locked to 0.7.17) of package `openssl v0.7.14`
    ... which satisfies dependency `openssl = "^0.7"` (locked to 0.7.14) of package `hyper v0.7.2`
    ... which satisfies dependency `hyper = "~0.7"` (locked to 0.7.2) of package `mailgun-server v0.1.0 (/workspace/builds/worker-2-tc1/source)`
Only one package in the dependency graph may specify the same links value. This helps ensure that only one copy of a native library is linked in the final binary. Try to adjust your dependencies so that only one package uses the `links = "openssl"` value. For more information, see https://doc.rust-lang.org/cargo/reference/resolver.html#links.

failed to select a version for `openssl-sys` which could resolve this conflict