[INFO] cloning repository https://github.com/dermoumi/rmux [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dermoumi/rmux" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdermoumi%2Frmux", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdermoumi%2Frmux'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ec6283e01e9c2d5aac47e8fb43b57f085865e5c4 [INFO] checking dermoumi/rmux against master#64b185eddaa1d7ddf5e0c024be23b9cbba6c1722 for pr-143929 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdermoumi%2Frmux" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/dermoumi/rmux [INFO] finished tweaking git repo https://github.com/dermoumi/rmux [INFO] tweaked toml for git repo https://github.com/dermoumi/rmux written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/dermoumi/rmux on toolchain 64b185eddaa1d7ddf5e0c024be23b9cbba6c1722 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/dermoumi/rmux 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" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded shell-words v1.0.0 [INFO] [stderr] Downloaded main_error v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8d9436ccbfc08b00ddf3d9b261da4f0a0fa791bf28b7f5953c24a6d7df44f906 [INFO] running `Command { std: "docker" "start" "-a" "8d9436ccbfc08b00ddf3d9b261da4f0a0fa791bf28b7f5953c24a6d7df44f906", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d9436ccbfc08b00ddf3d9b261da4f0a0fa791bf28b7f5953c24a6d7df44f906", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d9436ccbfc08b00ddf3d9b261da4f0a0fa791bf28b7f5953c24a6d7df44f906", kill_on_drop: false }` [INFO] [stdout] 8d9436ccbfc08b00ddf3d9b261da4f0a0fa791bf28b7f5953c24a6d7df44f906 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 678504c207d98a8f93de7d10282d4c05846708c71cc88b833fc50945a2d8e3bb [INFO] running `Command { std: "docker" "start" "-a" "678504c207d98a8f93de7d10282d4c05846708c71cc88b833fc50945a2d8e3bb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.55 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Compiling serde_json v1.0.60 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking yaml-rust v0.4.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking mkdirp v1.0.0 [INFO] [stderr] Checking main_error v0.1.1 [INFO] [stderr] Checking shell-words v1.0.0 [INFO] [stderr] Checking app_dirs v1.2.1 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking dirs-sys-next v0.1.1 [INFO] [stderr] Checking terminal_size v0.1.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking shellexpand v2.1.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking console v0.13.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Compiling snafu-derive v0.6.10 [INFO] [stderr] Checking snafu v0.6.10 [INFO] [stderr] Checking serde_yaml v0.8.14 [INFO] [stderr] Checking airmux v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/actions.rs:1009:30 [INFO] [stdout] | [INFO] [stdout] 1009 | pub fn new(project: &'a Project) -> Result> { [INFO] [stdout] | ^^ ---------------- the lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 1009 | pub fn new(project: &'a Project) -> Result, Box> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/actions.rs:1009:30 [INFO] [stdout] | [INFO] [stdout] 1009 | pub fn new(project: &'a Project) -> Result> { [INFO] [stdout] | ^^ ---------------- the lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 1009 | pub fn new(project: &'a Project) -> Result, Box> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.93s [INFO] running `Command { std: "docker" "inspect" "678504c207d98a8f93de7d10282d4c05846708c71cc88b833fc50945a2d8e3bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "678504c207d98a8f93de7d10282d4c05846708c71cc88b833fc50945a2d8e3bb", kill_on_drop: false }` [INFO] [stdout] 678504c207d98a8f93de7d10282d4c05846708c71cc88b833fc50945a2d8e3bb