[INFO] fetching crate api_req_derive 0.4.1...
[INFO] checking api_req_derive-0.4.1 against try#fafe42c59556a4233f03dd0d900b575a9afeece8 for pr-143764
[INFO] extracting crate api_req_derive 0.4.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate api_req_derive 0.4.1
[INFO] finished tweaking crates.io crate api_req_derive 0.4.1
[INFO] tweaked toml for crates.io crate api_req_derive 0.4.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate api_req_derive 0.4.1 on toolchain fafe42c59556a4233f03dd0d900b575a9afeece8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate api_req_derive 0.4.1 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" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `api_req_derive = "^0.4.0"` (locked to 0.4.0)
[INFO] [stderr] candidate versions found which didn't match: 0.3.0, 0.2.3, 0.2.2, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `api_req v0.4.0`
[INFO] [stderr]     ... which satisfies dependency `api_req = "^0.4"` (locked to 0.4.0) of package `api_req_derive v0.4.1 (/workspace/builds/worker-3-tc2/source)`
[INFO] [stderr] if you are looking for the prerelease package it needs to be specified explicitly
[INFO] [stderr]     api_req_derive = { version = "0.1.3-alpha.1" }
[INFO] checking api_req_derive-0.4.1 against try#fafe42c59556a4233f03dd0d900b575a9afeece8 for pr-143764
[INFO] extracting crate api_req_derive 0.4.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate api_req_derive 0.4.1
[INFO] finished tweaking crates.io crate api_req_derive 0.4.1
[INFO] tweaked toml for crates.io crate api_req_derive 0.4.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate api_req_derive 0.4.1 on toolchain fafe42c59556a4233f03dd0d900b575a9afeece8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate api_req_derive 0.4.1 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" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `api_req_derive = "^0.4.0"` (locked to 0.4.0)
[INFO] [stderr] candidate versions found which didn't match: 0.3.0, 0.2.3, 0.2.2, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `api_req v0.4.0`
[INFO] [stderr]     ... which satisfies dependency `api_req = "^0.4"` (locked to 0.4.0) of package `api_req_derive v0.4.1 (/workspace/builds/worker-3-tc2/source)`
[INFO] [stderr] if you are looking for the prerelease package it needs to be specified explicitly
[INFO] [stderr]     api_req_derive = { version = "0.1.3-alpha.1" }
[INFO] checking api_req_derive-0.4.1 against try#fafe42c59556a4233f03dd0d900b575a9afeece8 for pr-143764
[INFO] extracting crate api_req_derive 0.4.1 into /workspace/builds/worker-3-tc2/source
[INFO] checking api_req_derive-0.4.1 against try#fafe42c59556a4233f03dd0d900b575a9afeece8 for pr-143764
[INFO] extracting crate api_req_derive 0.4.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate api_req_derive 0.4.1
[INFO] finished tweaking crates.io crate api_req_derive 0.4.1
[INFO] tweaked toml for crates.io crate api_req_derive 0.4.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate api_req_derive 0.4.1 on toolchain fafe42c59556a4233f03dd0d900b575a9afeece8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate api_req_derive 0.4.1 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" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `api_req_derive = "^0.4.0"` (locked to 0.4.0)
[INFO] [stderr] candidate versions found which didn't match: 0.3.0, 0.2.3, 0.2.2, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `api_req v0.4.0`
[INFO] [stderr]     ... which satisfies dependency `api_req = "^0.4"` (locked to 0.4.0) of package `api_req_derive v0.4.1 (/workspace/builds/worker-3-tc2/source)`
[INFO] [stderr] if you are looking for the prerelease package it needs to be specified explicitly
[INFO] [stderr]     api_req_derive = { version = "0.1.3-alpha.1" }
[INFO] checking api_req_derive-0.4.1 against try#fafe42c59556a4233f03dd0d900b575a9afeece8 for pr-143764
[INFO] extracting crate api_req_derive 0.4.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate api_req_derive 0.4.1
[INFO] finished tweaking crates.io crate api_req_derive 0.4.1
[INFO] tweaked toml for crates.io crate api_req_derive 0.4.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate api_req_derive 0.4.1 on toolchain fafe42c59556a4233f03dd0d900b575a9afeece8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate api_req_derive 0.4.1 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" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for the requirement `api_req_derive = "^0.4.0"` (locked to 0.4.0)
[INFO] [stderr] candidate versions found which didn't match: 0.3.0, 0.2.3, 0.2.2, ...
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `api_req v0.4.0`
[INFO] [stderr]     ... which satisfies dependency `api_req = "^0.4"` (locked to 0.4.0) of package `api_req_derive v0.4.1 (/workspace/builds/worker-3-tc2/source)`
[INFO] [stderr] if you are looking for the prerelease package it needs to be specified explicitly
[INFO] [stderr]     api_req_derive = { version = "0.1.3-alpha.1" }


command failed: exit status: 101

    Blocking waiting for file lock on package cache
    Updating crates.io index
error: failed to select a version for the requirement `api_req_derive = "^0.4.0"` (locked to 0.4.0)
candidate versions found which didn't match: 0.3.0, 0.2.3, 0.2.2, ...
location searched: crates.io index
required by package `api_req v0.4.0`
    ... which satisfies dependency `api_req = "^0.4"` (locked to 0.4.0) of package `api_req_derive v0.4.1 (/workspace/builds/worker-3-tc2/source)`
if you are looking for the prerelease package it needs to be specified explicitly
    api_req_derive = { version = "0.1.3-alpha.1" }