[INFO] cloning repository https://github.com/wbrn/git-flow-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wbrn/git-flow-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbrn%2Fgit-flow-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbrn%2Fgit-flow-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 118b6817764d714f52f63c783a7b82b56c0d2c34
[INFO] checking wbrn/git-flow-rs against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbrn%2Fgit-flow-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wbrn/git-flow-rs on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wbrn/git-flow-rs
[INFO] finished tweaking git repo https://github.com/wbrn/git-flow-rs
[INFO] tweaked toml for git repo https://github.com/wbrn/git-flow-rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/wbrn/git-flow-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.1.6
[INFO] [stderr]   Downloaded rpassword v5.0.0
[INFO] [stderr]   Downloaded jobserver v0.1.19
[INFO] [stderr]   Downloaded smallvec v1.1.0
[INFO] [stderr]   Downloaded libssh2-sys v0.2.14
[INFO] [stderr]   Downloaded libgit2-sys v0.9.2
[INFO] [stderr]   Downloaded git2 v0.10.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80c5738a364684e5e194b6615950d465c5e14242da75deb3fb9a9ca475b5918c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "80c5738a364684e5e194b6615950d465c5e14242da75deb3fb9a9ca475b5918c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80c5738a364684e5e194b6615950d465c5e14242da75deb3fb9a9ca475b5918c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c5738a364684e5e194b6615950d465c5e14242da75deb3fb9a9ca475b5918c", kill_on_drop: false }`
[INFO] [stdout] 80c5738a364684e5e194b6615950d465c5e14242da75deb3fb9a9ca475b5918c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d7b0735f28848345494a5ff74eff5add6cde8fc1a3431a011f0efee32c651f5d
[INFO] running `Command { std: "docker" "start" "-a" "d7b0735f28848345494a5ff74eff5add6cde8fc1a3431a011f0efee32c651f5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling jobserver v0.1.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rpassword v5.0.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.14
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]     Checking git2 v0.10.2
[INFO] [stderr]     Checking git-flow v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `ff` is never read
[INFO] [stdout]    --> src/main.rs:429:21
[INFO] [stdout]     |
[INFO] [stdout] 429 |             let mut ff = true;
[INFO] [stdout]     |                     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ff` is never read
[INFO] [stdout]    --> src/main.rs:429:21
[INFO] [stdout]     |
[INFO] [stdout] 429 |             let mut ff = true;
[INFO] [stdout]     |                     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.77s
[INFO] running `Command { std: "docker" "inspect" "d7b0735f28848345494a5ff74eff5add6cde8fc1a3431a011f0efee32c651f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7b0735f28848345494a5ff74eff5add6cde8fc1a3431a011f0efee32c651f5d", kill_on_drop: false }`
[INFO] [stdout] d7b0735f28848345494a5ff74eff5add6cde8fc1a3431a011f0efee32c651f5d