[INFO] crate i3switcher 0.3.1 is already in cache
[INFO] testing i3switcher-0.3.1 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate i3switcher 0.3.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate i3switcher 0.3.1 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate i3switcher 0.3.1
[INFO] finished tweaking crates.io crate i3switcher 0.3.1
[INFO] tweaked toml for crates.io crate i3switcher 0.3.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 75e661b113c22af291115d7c2824439aaf237d95d7728635546e8a9e9500f009
[INFO] running `"docker" "start" "-a" "75e661b113c22af291115d7c2824439aaf237d95d7728635546e8a9e9500f009"`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling i3ipc v0.8.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling i3switcher v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:12:26
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let search_iter: Box<Iterator<Item = &Workspace>> = match direction {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &Workspace>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.77s
[INFO] running `"docker" "inspect" "75e661b113c22af291115d7c2824439aaf237d95d7728635546e8a9e9500f009"`
[INFO] running `"docker" "rm" "-f" "75e661b113c22af291115d7c2824439aaf237d95d7728635546e8a9e9500f009"`
[INFO] [stdout] 75e661b113c22af291115d7c2824439aaf237d95d7728635546e8a9e9500f009
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aa7b595a1fc85a922c9ca380253bfa4de9cb8a17a501e9755c49e2e5f2e6b062
[INFO] running `"docker" "start" "-a" "aa7b595a1fc85a922c9ca380253bfa4de9cb8a17a501e9755c49e2e5f2e6b062"`
[INFO] [stderr]    Compiling i3switcher v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:12:26
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let search_iter: Box<Iterator<Item = &Workspace>> = match direction {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &Workspace>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "aa7b595a1fc85a922c9ca380253bfa4de9cb8a17a501e9755c49e2e5f2e6b062"`
[INFO] running `"docker" "rm" "-f" "aa7b595a1fc85a922c9ca380253bfa4de9cb8a17a501e9755c49e2e5f2e6b062"`
[INFO] [stdout] aa7b595a1fc85a922c9ca380253bfa4de9cb8a17a501e9755c49e2e5f2e6b062
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 63d76d94a816798964b9ef8dc99f4272d636248a32252fa71b2e4531b79c8cef
[INFO] running `"docker" "start" "-a" "63d76d94a816798964b9ef8dc99f4272d636248a32252fa71b2e4531b79c8cef"`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:12:26
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let search_iter: Box<Iterator<Item = &Workspace>> = match direction {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &Workspace>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/i3switcher-69dc7c288dbb2adc
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "63d76d94a816798964b9ef8dc99f4272d636248a32252fa71b2e4531b79c8cef"`
[INFO] running `"docker" "rm" "-f" "63d76d94a816798964b9ef8dc99f4272d636248a32252fa71b2e4531b79c8cef"`
[INFO] [stdout] 63d76d94a816798964b9ef8dc99f4272d636248a32252fa71b2e4531b79c8cef