[INFO] cloning repository https://github.com/Ocelmot/spider_test_router
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ocelmot/spider_test_router" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOcelmot%2Fspider_test_router", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOcelmot%2Fspider_test_router'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df3140048fc2b685788c586ea2d2a8275a28b022
[INFO] checking Ocelmot/spider_test_router against master#c797096598b80ba4a40397ad7e91584fcd3df5f1 for pr-146377
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOcelmot%2Fspider_test_router" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ocelmot/spider_test_router
[INFO] finished tweaking git repo https://github.com/Ocelmot/spider_test_router
[INFO] tweaked toml for git repo https://github.com/Ocelmot/spider_test_router written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ocelmot/spider_test_router on toolchain c797096598b80ba4a40397ad7e91584fcd3df5f1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c797096598b80ba4a40397ad7e91584fcd3df5f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ocelmot/spider_test_router 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" "+c797096598b80ba4a40397ad7e91584fcd3df5f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/Ocelmot/spider`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/Ocelmot/link_set`
[INFO] [stderr] error: failed to select a version for `serde`.
[INFO] [stderr]     ... required by package `link_set v0.1.0 (https://github.com/Ocelmot/link_set#426bd0b6)`
[INFO] [stderr]     ... which satisfies git dependency `link_set` of package `spider_link v0.1.0 (https://github.com/Ocelmot/spider#6e2466cf)`
[INFO] [stderr]     ... which satisfies git dependency `spider_link` of package `spider_client v0.1.0 (https://github.com/Ocelmot/spider#6e2466cf)`
[INFO] [stderr]     ... which satisfies git dependency `spider_client` of package `test_router v0.1.0 (/workspace/builds/worker-7-tc1/source)`
[INFO] [stderr] versions that meet the requirements `^1.0.228` are: 1.0.228
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages.
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `serde v1.0.163`
[INFO] [stderr]     ... which satisfies dependency `serde = "^1.0.100"` (locked to 1.0.163) of package `serde_json v1.0.96`
[INFO] [stderr]     ... which satisfies dependency `serde_json = "^1.0.73"` (locked to 1.0.96) of package `test_router v0.1.0 (/workspace/builds/worker-7-tc1/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `serde` which could resolve this conflict


command failed: exit status: 101

    Updating git repository `https://github.com/Ocelmot/spider`
    Updating crates.io index
    Updating git repository `https://github.com/Ocelmot/link_set`
error: failed to select a version for `serde`.
    ... required by package `link_set v0.1.0 (https://github.com/Ocelmot/link_set#426bd0b6)`
    ... which satisfies git dependency `link_set` of package `spider_link v0.1.0 (https://github.com/Ocelmot/spider#6e2466cf)`
    ... which satisfies git dependency `spider_link` of package `spider_client v0.1.0 (https://github.com/Ocelmot/spider#6e2466cf)`
    ... which satisfies git dependency `spider_client` of package `test_router v0.1.0 (/workspace/builds/worker-7-tc1/source)`
versions that meet the requirements `^1.0.228` are: 1.0.228

all possible versions conflict with previously selected packages.

  previously selected package `serde v1.0.163`
    ... which satisfies dependency `serde = "^1.0.100"` (locked to 1.0.163) of package `serde_json v1.0.96`
    ... which satisfies dependency `serde_json = "^1.0.73"` (locked to 1.0.96) of package `test_router v0.1.0 (/workspace/builds/worker-7-tc1/source)`

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