[INFO] cloning repository https://github.com/iyappan04/rust-blockchain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iyappan04/rust-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyappan04%2Frust-blockchain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyappan04%2Frust-blockchain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a5e182b4b02c4ca72a194886244b164301827d61 [INFO] checking iyappan04/rust-blockchain against master#7c4ac0603e9ee5295bc802c90575391288a69a8a for pr-124728 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyappan04%2Frust-blockchain" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iyappan04/rust-blockchain on toolchain 7c4ac0603e9ee5295bc802c90575391288a69a8a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7c4ac0603e9ee5295bc802c90575391288a69a8a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/iyappan04/rust-blockchain [INFO] finished tweaking git repo https://github.com/iyappan04/rust-blockchain [INFO] tweaked toml for git repo https://github.com/iyappan04/rust-blockchain written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/iyappan04/rust-blockchain 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" "+7c4ac0603e9ee5295bc802c90575391288a69a8a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: failed to select a version for `libp2p`. [INFO] [stderr] ... required by package `rust-blockchain v0.1.0 (/workspace/builds/worker-6-tc1/source)` [INFO] [stderr] versions that meet the requirements `^0.53.2` are: 0.53.2 [INFO] [stderr] [INFO] [stderr] the package `rust-blockchain` depends on `libp2p`, with features: `tcp-tokio` but `libp2p` does not have these features. [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] failed to select a version for `libp2p` which could resolve this conflict [ERROR] this task or one of its parent failed! [ERROR] command failed: exit status: 101 [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking iyappan04/rust-blockchain against try#98ebbae35138252af77610c20ea5a5e8bf68d639 for pr-124728 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyappan04%2Frust-blockchain" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iyappan04/rust-blockchain on toolchain 98ebbae35138252af77610c20ea5a5e8bf68d639 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/iyappan04/rust-blockchain [INFO] finished tweaking git repo https://github.com/iyappan04/rust-blockchain [INFO] tweaked toml for git repo https://github.com/iyappan04/rust-blockchain written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/iyappan04/rust-blockchain 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" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: failed to select a version for `libp2p`. [INFO] [stderr] ... required by package `rust-blockchain v0.1.0 (/workspace/builds/worker-6-tc2/source)` [INFO] [stderr] versions that meet the requirements `^0.53.2` are: 0.53.2 [INFO] [stderr] [INFO] [stderr] the package `rust-blockchain` depends on `libp2p`, with features: `tcp-tokio` but `libp2p` does not have these features. [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] failed to select a version for `libp2p` which could resolve this conflict [INFO] checking iyappan04/rust-blockchain against try#98ebbae35138252af77610c20ea5a5e8bf68d639 for pr-124728 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyappan04%2Frust-blockchain" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iyappan04/rust-blockchain on toolchain 98ebbae35138252af77610c20ea5a5e8bf68d639 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/iyappan04/rust-blockchain [INFO] finished tweaking git repo https://github.com/iyappan04/rust-blockchain [INFO] tweaked toml for git repo https://github.com/iyappan04/rust-blockchain written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/iyappan04/rust-blockchain 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" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: failed to select a version for `libp2p`. [INFO] [stderr] ... required by package `rust-blockchain v0.1.0 (/workspace/builds/worker-6-tc2/source)` [INFO] [stderr] versions that meet the requirements `^0.53.2` are: 0.53.2 [INFO] [stderr] [INFO] [stderr] the package `rust-blockchain` depends on `libp2p`, with features: `tcp-tokio` but `libp2p` does not have these features. [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] failed to select a version for `libp2p` which could resolve this conflict [INFO] checking iyappan04/rust-blockchain against try#98ebbae35138252af77610c20ea5a5e8bf68d639 for pr-124728 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyappan04%2Frust-blockchain" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iyappan04/rust-blockchain on toolchain 98ebbae35138252af77610c20ea5a5e8bf68d639 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/iyappan04/rust-blockchain [INFO] finished tweaking git repo https://github.com/iyappan04/rust-blockchain [INFO] tweaked toml for git repo https://github.com/iyappan04/rust-blockchain written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/iyappan04/rust-blockchain 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" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: failed to select a version for `libp2p`. [INFO] [stderr] ... required by package `rust-blockchain v0.1.0 (/workspace/builds/worker-6-tc2/source)` [INFO] [stderr] versions that meet the requirements `^0.53.2` are: 0.53.2 [INFO] [stderr] [INFO] [stderr] the package `rust-blockchain` depends on `libp2p`, with features: `tcp-tokio` but `libp2p` does not have these features. [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] failed to select a version for `libp2p` which could resolve this conflict [INFO] checking iyappan04/rust-blockchain against try#98ebbae35138252af77610c20ea5a5e8bf68d639 for pr-124728 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyappan04%2Frust-blockchain" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iyappan04/rust-blockchain on toolchain 98ebbae35138252af77610c20ea5a5e8bf68d639 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/iyappan04/rust-blockchain [INFO] finished tweaking git repo https://github.com/iyappan04/rust-blockchain [INFO] tweaked toml for git repo https://github.com/iyappan04/rust-blockchain written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/iyappan04/rust-blockchain 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" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: failed to select a version for `libp2p`. [INFO] [stderr] ... required by package `rust-blockchain v0.1.0 (/workspace/builds/worker-6-tc2/source)` [INFO] [stderr] versions that meet the requirements `^0.53.2` are: 0.53.2 [INFO] [stderr] [INFO] [stderr] the package `rust-blockchain` depends on `libp2p`, with features: `tcp-tokio` but `libp2p` does not have these features. [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] failed to select a version for `libp2p` which could resolve this conflict [INFO] checking iyappan04/rust-blockchain against try#98ebbae35138252af77610c20ea5a5e8bf68d639 for pr-124728 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyappan04%2Frust-blockchain" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iyappan04/rust-blockchain on toolchain 98ebbae35138252af77610c20ea5a5e8bf68d639 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/iyappan04/rust-blockchain [INFO] finished tweaking git repo https://github.com/iyappan04/rust-blockchain [INFO] tweaked toml for git repo https://github.com/iyappan04/rust-blockchain written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/iyappan04/rust-blockchain 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" "+98ebbae35138252af77610c20ea5a5e8bf68d639" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: failed to select a version for `libp2p`. [INFO] [stderr] ... required by package `rust-blockchain v0.1.0 (/workspace/builds/worker-6-tc2/source)` [INFO] [stderr] versions that meet the requirements `^0.53.2` are: 0.53.2 [INFO] [stderr] [INFO] [stderr] the package `rust-blockchain` depends on `libp2p`, with features: `tcp-tokio` but `libp2p` does not have these features. [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] failed to select a version for `libp2p` which could resolve this conflict [ERROR] this task or one of its parent failed! [ERROR] command failed: exit status: 101 [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.