[INFO] cloning repository https://github.com/dmerejkowsky/rucp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmerejkowsky/rucp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmerejkowsky%2Frucp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmerejkowsky%2Frucp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4101d7a0eaab7af2e2328a391478c9863d3cad5
[INFO] checking dmerejkowsky/rucp against master#9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19 for pr-117684-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmerejkowsky%2Frucp" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmerejkowsky/rucp on toolchain 9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dmerejkowsky/rucp
[INFO] finished tweaking git repo https://github.com/dmerejkowsky/rucp
[INFO] tweaked toml for git repo https://github.com/dmerejkowsky/rucp written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dmerejkowsky/rucp 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" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fuchsia-zircon v0.2.1
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.2.0
[INFO] [stderr]   Downloaded tempdir v0.3.5
[INFO] [stderr]   Downloaded rand v0.3.17
[INFO] [stderr]   Downloaded libc v0.2.33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a74a3ccbc363882a49540fb71227d43489afa3ac571a77f0611f33562c6b095a
[INFO] running `Command { std: "docker" "start" "-a" "a74a3ccbc363882a49540fb71227d43489afa3ac571a77f0611f33562c6b095a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a74a3ccbc363882a49540fb71227d43489afa3ac571a77f0611f33562c6b095a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a74a3ccbc363882a49540fb71227d43489afa3ac571a77f0611f33562c6b095a", kill_on_drop: false }`
[INFO] [stdout] a74a3ccbc363882a49540fb71227d43489afa3ac571a77f0611f33562c6b095a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+9bd71afb90c2a6e0348cdd4a2b10a3bf39908f19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2373c0773a04220866fed730f9318eb5ef4038ebddb26d03bbb02af4e950b3d
[INFO] running `Command { std: "docker" "start" "-a" "b2373c0773a04220866fed730f9318eb5ef4038ebddb26d03bbb02af4e950b3d", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking rucp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `MkDir` is never constructed
[INFO] [stdout]   --> src/transfer.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum TransferStep {
[INFO] [stdout]    |      ------------ variant in this enum
[INFO] [stdout] 22 |     MkDir(PathBuf),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TransferStep` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MkDir` is never constructed
[INFO] [stdout]   --> src/transfer.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum TransferStep {
[INFO] [stdout]    |      ------------ variant in this enum
[INFO] [stdout] 22 |     MkDir(PathBuf),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TransferStep` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "b2373c0773a04220866fed730f9318eb5ef4038ebddb26d03bbb02af4e950b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2373c0773a04220866fed730f9318eb5ef4038ebddb26d03bbb02af4e950b3d", kill_on_drop: false }`
[INFO] [stdout] b2373c0773a04220866fed730f9318eb5ef4038ebddb26d03bbb02af4e950b3d
[INFO] checking dmerejkowsky/rucp against try#53e03135c36e913ff664ce8329041b7e3c2fd358 for pr-117684-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmerejkowsky%2Frucp" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmerejkowsky/rucp on toolchain 53e03135c36e913ff664ce8329041b7e3c2fd358
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dmerejkowsky/rucp
[INFO] finished tweaking git repo https://github.com/dmerejkowsky/rucp
[INFO] tweaked toml for git repo https://github.com/dmerejkowsky/rucp written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dmerejkowsky/rucp 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" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd471e72854bd2a5db93f0bfbfd155595ddb5acb565173acc43bb4348bbe23d8
[INFO] running `Command { std: "docker" "start" "-a" "cd471e72854bd2a5db93f0bfbfd155595ddb5acb565173acc43bb4348bbe23d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd471e72854bd2a5db93f0bfbfd155595ddb5acb565173acc43bb4348bbe23d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd471e72854bd2a5db93f0bfbfd155595ddb5acb565173acc43bb4348bbe23d8", kill_on_drop: false }`
[INFO] [stdout] cd471e72854bd2a5db93f0bfbfd155595ddb5acb565173acc43bb4348bbe23d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0c7e0e8312ad82a1bed3696438480b7da990d348377d3754e1cd95b06a8a36c7" "/opt/rustwide/cargo-home/bin/cargo" "+53e03135c36e913ff664ce8329041b7e3c2fd358" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 004d6f042c6f928fb08c2d226f17b49748e972aa352b668272807f29f03a5887
[INFO] running `Command { std: "docker" "start" "-a" "004d6f042c6f928fb08c2d226f17b49748e972aa352b668272807f29f03a5887", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking rucp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `MkDir` is never constructed
[INFO] [stdout]   --> src/transfer.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum TransferStep {
[INFO] [stdout]    |      ------------ variant in this enum
[INFO] [stdout] 22 |     MkDir(PathBuf),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TransferStep` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MkDir` is never constructed
[INFO] [stdout]   --> src/transfer.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum TransferStep {
[INFO] [stdout]    |      ------------ variant in this enum
[INFO] [stdout] 22 |     MkDir(PathBuf),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TransferStep` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "004d6f042c6f928fb08c2d226f17b49748e972aa352b668272807f29f03a5887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004d6f042c6f928fb08c2d226f17b49748e972aa352b668272807f29f03a5887", kill_on_drop: false }`
[INFO] [stdout] 004d6f042c6f928fb08c2d226f17b49748e972aa352b668272807f29f03a5887