[INFO] fetching crate bcat 0.1.4...
[INFO] checking bcat-0.1.4 against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] extracting crate bcat 0.1.4 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate bcat 0.1.4
[INFO] finished tweaking crates.io crate bcat 0.1.4
[INFO] tweaked toml for crates.io crate bcat 0.1.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bcat 0.1.4 on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bcat 0.1.4 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `parity-scale-codec`.
[INFO] [stderr]     ... required by package `gstd v1.0.2`
[INFO] [stderr]     ... which satisfies dependency `gstd = "^1"` of package `io v0.0.2`
[INFO] [stderr]     ... which satisfies dependency `io = "^0.0.2"` (locked to 0.0.2) of package `bcat v0.1.4 (/workspace/builds/worker-2-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^3.6.4` are: 3.7.5, 3.7.4, 3.6.12, 3.6.11, 3.6.10, 3.6.9, 3.6.5, 3.6.4
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages.
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `parity-scale-codec v3.1.2`
[INFO] [stderr]     ... which satisfies dependency `parity-scale-codec = "^3"` of package `io v0.0.2`
[INFO] [stderr]     ... which satisfies dependency `io = "^0.0.2"` (locked to 0.0.2) of package `bcat v0.1.4 (/workspace/builds/worker-2-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `parity-scale-codec` which could resolve this conflict
[INFO] checking bcat-0.1.4 against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] extracting crate bcat 0.1.4 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate bcat 0.1.4
[INFO] finished tweaking crates.io crate bcat 0.1.4
[INFO] tweaked toml for crates.io crate bcat 0.1.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bcat 0.1.4 on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bcat 0.1.4 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `parity-scale-codec`.
[INFO] [stderr]     ... required by package `gstd v1.0.2`
[INFO] [stderr]     ... which satisfies dependency `gstd = "^1"` of package `io v0.0.2`
[INFO] [stderr]     ... which satisfies dependency `io = "^0.0.2"` (locked to 0.0.2) of package `bcat v0.1.4 (/workspace/builds/worker-2-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^3.6.4` are: 3.7.5, 3.7.4, 3.6.12, 3.6.11, 3.6.10, 3.6.9, 3.6.5, 3.6.4
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages.
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `parity-scale-codec v3.1.2`
[INFO] [stderr]     ... which satisfies dependency `parity-scale-codec = "^3"` of package `io v0.0.2`
[INFO] [stderr]     ... which satisfies dependency `io = "^0.0.2"` (locked to 0.0.2) of package `bcat v0.1.4 (/workspace/builds/worker-2-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `parity-scale-codec` which could resolve this conflict
[INFO] checking bcat-0.1.4 against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] extracting crate bcat 0.1.4 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate bcat 0.1.4
[INFO] finished tweaking crates.io crate bcat 0.1.4
[INFO] tweaked toml for crates.io crate bcat 0.1.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bcat 0.1.4 on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bcat 0.1.4 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `parity-scale-codec`.
[INFO] [stderr]     ... required by package `gstd v1.0.2`
[INFO] [stderr]     ... which satisfies dependency `gstd = "^1"` of package `io v0.0.2`
[INFO] [stderr]     ... which satisfies dependency `io = "^0.0.2"` (locked to 0.0.2) of package `bcat v0.1.4 (/workspace/builds/worker-2-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^3.6.4` are: 3.7.5, 3.7.4, 3.6.12, 3.6.11, 3.6.10, 3.6.9, 3.6.5, 3.6.4
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages.
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `parity-scale-codec v3.1.2`
[INFO] [stderr]     ... which satisfies dependency `parity-scale-codec = "^3"` of package `io v0.0.2`
[INFO] [stderr]     ... which satisfies dependency `io = "^0.0.2"` (locked to 0.0.2) of package `bcat v0.1.4 (/workspace/builds/worker-2-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `parity-scale-codec` which could resolve this conflict
[INFO] checking bcat-0.1.4 against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] extracting crate bcat 0.1.4 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate bcat 0.1.4
[INFO] finished tweaking crates.io crate bcat 0.1.4
[INFO] tweaked toml for crates.io crate bcat 0.1.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bcat 0.1.4 on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bcat 0.1.4 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `parity-scale-codec`.
[INFO] [stderr]     ... required by package `gstd v1.0.2`
[INFO] [stderr]     ... which satisfies dependency `gstd = "^1"` of package `io v0.0.2`
[INFO] [stderr]     ... which satisfies dependency `io = "^0.0.2"` (locked to 0.0.2) of package `bcat v0.1.4 (/workspace/builds/worker-2-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^3.6.4` are: 3.7.5, 3.7.4, 3.6.12, 3.6.11, 3.6.10, 3.6.9, 3.6.5, 3.6.4
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages.
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `parity-scale-codec v3.1.2`
[INFO] [stderr]     ... which satisfies dependency `parity-scale-codec = "^3"` of package `io v0.0.2`
[INFO] [stderr]     ... which satisfies dependency `io = "^0.0.2"` (locked to 0.0.2) of package `bcat v0.1.4 (/workspace/builds/worker-2-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `parity-scale-codec` which could resolve this conflict
[INFO] checking bcat-0.1.4 against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] extracting crate bcat 0.1.4 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate bcat 0.1.4
[INFO] finished tweaking crates.io crate bcat 0.1.4
[INFO] tweaked toml for crates.io crate bcat 0.1.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bcat 0.1.4 on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bcat 0.1.4 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to select a version for `parity-scale-codec`.
[INFO] [stderr]     ... required by package `gstd v1.0.2`
[INFO] [stderr]     ... which satisfies dependency `gstd = "^1"` of package `io v0.0.2`
[INFO] [stderr]     ... which satisfies dependency `io = "^0.0.2"` (locked to 0.0.2) of package `bcat v0.1.4 (/workspace/builds/worker-2-tc2/source)`
[INFO] [stderr] versions that meet the requirements `^3.6.4` are: 3.7.5, 3.7.4, 3.6.12, 3.6.11, 3.6.10, 3.6.9, 3.6.5, 3.6.4
[INFO] [stderr] 
[INFO] [stderr] all possible versions conflict with previously selected packages.
[INFO] [stderr] 
[INFO] [stderr]   previously selected package `parity-scale-codec v3.1.2`
[INFO] [stderr]     ... which satisfies dependency `parity-scale-codec = "^3"` of package `io v0.0.2`
[INFO] [stderr]     ... which satisfies dependency `io = "^0.0.2"` (locked to 0.0.2) of package `bcat v0.1.4 (/workspace/builds/worker-2-tc2/source)`
[INFO] [stderr] 
[INFO] [stderr] failed to select a version for `parity-scale-codec` which could resolve this conflict


command failed: exit status: 101

    Updating crates.io index
error: failed to select a version for `parity-scale-codec`.
    ... required by package `gstd v1.0.2`
    ... which satisfies dependency `gstd = "^1"` of package `io v0.0.2`
    ... which satisfies dependency `io = "^0.0.2"` (locked to 0.0.2) of package `bcat v0.1.4 (/workspace/builds/worker-2-tc2/source)`
versions that meet the requirements `^3.6.4` are: 3.7.5, 3.7.4, 3.6.12, 3.6.11, 3.6.10, 3.6.9, 3.6.5, 3.6.4

all possible versions conflict with previously selected packages.

  previously selected package `parity-scale-codec v3.1.2`
    ... which satisfies dependency `parity-scale-codec = "^3"` of package `io v0.0.2`
    ... which satisfies dependency `io = "^0.0.2"` (locked to 0.0.2) of package `bcat v0.1.4 (/workspace/builds/worker-2-tc2/source)`

failed to select a version for `parity-scale-codec` which could resolve this conflict