[INFO] cloning repository https://github.com/Hsn723/reject-rbl-rcpt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hsn723/reject-rbl-rcpt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHsn723%2Freject-rbl-rcpt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHsn723%2Freject-rbl-rcpt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9eb01627d694631506cbb849abffc07e5b18361
[INFO] checking Hsn723/reject-rbl-rcpt against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHsn723%2Freject-rbl-rcpt" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Hsn723/reject-rbl-rcpt
[INFO] finished tweaking git repo https://github.com/Hsn723/reject-rbl-rcpt
[INFO] tweaked toml for git repo https://github.com/Hsn723/reject-rbl-rcpt written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Hsn723/reject-rbl-rcpt on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Hsn723/reject-rbl-rcpt 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `conv`.
[INFO] [stderr]     ... required by package `chomp v0.3.1`
[INFO] [stderr]     ... which satisfies dependency `chomp = "^0.3"` (locked to 0.3.1) of package `dnssector v0.2.11`
[INFO] [stderr]     ... which satisfies dependency `dnssector = "^0.2"` (locked to 0.2.11) of package `dnsclientx v0.4.0`
[INFO] [stderr]     ... which satisfies dependency `dnsclientx = "^0.4"` (locked to 0.4.0) of package `mxdns v0.4.0`
[INFO] [stderr]     ... which satisfies dependency `mxdns = "^0.4"` (locked to 0.4.0) of package `reject-rbl-rcpt v0.1.0 (/workspace/builds/worker-4-tc1/source)`
[INFO] [stderr] versions that meet the requirements `^0.3.3` (locked to 0.3.3) are: 0.3.3
[INFO] [stderr] 
[INFO] [stderr] package `chomp` depends on `conv` with feature `std` but `conv` does not have that feature.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `conv` which could resolve this conflict


command failed: exit status: 101

    Updating crates.io index
error: failed to select a version for `conv`.
    ... required by package `chomp v0.3.1`
    ... which satisfies dependency `chomp = "^0.3"` (locked to 0.3.1) of package `dnssector v0.2.11`
    ... which satisfies dependency `dnssector = "^0.2"` (locked to 0.2.11) of package `dnsclientx v0.4.0`
    ... which satisfies dependency `dnsclientx = "^0.4"` (locked to 0.4.0) of package `mxdns v0.4.0`
    ... which satisfies dependency `mxdns = "^0.4"` (locked to 0.4.0) of package `reject-rbl-rcpt v0.1.0 (/workspace/builds/worker-4-tc1/source)`
versions that meet the requirements `^0.3.3` (locked to 0.3.3) are: 0.3.3

package `chomp` depends on `conv` with feature `std` but `conv` does not have that feature.


failed to select a version for `conv` which could resolve this conflict